AMD Radeon RX 7900 XT vs AMD Radeon RX 7800 XT
AMD Radeon RX 7900 XT
$899
AMD Radeon RX 7800 XT
$499
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5376 Shaders
20GB GDDR6
2400MHz
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3840 Shaders
16GB GDDR6
2430MHz
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Peak AI Performance
206.44 TOPS
INT4 Tensor
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Peak AI Performance
149.3 TOPS
INT4 Tensor
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FP32
51.61 TFLOPS
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FP32
37.32 TFLOPS
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FP16
103.22 TFLOPS
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FP16
74.65 TFLOPS
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Form Factor
PCIe Card
2.5-Slots
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Form Factor
PCIe Card
2.5-Slots
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TDP
315W
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TDP
263W
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Power Connectors
-
2x 8-Pin
-
-
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Power Connectors
-
2x 8-Pin
-
-
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GB6 Metal N/A
0%
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GB6 Metal N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Peak AI
Performance
206.44 TOPS
INT4 Tensor
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Peak AI
Performance
149.3 TOPS
INT4 Tensor
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-
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-
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-
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FP16
103.22 TFLOPS
51.61 TFLOPS
Tensor (FP16 Accumulate)
-
51.61 TFLOPS
Tensor (FP32 Accumulate)
-
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FP16
74.65 TFLOPS
37.32 TFLOPS
Tensor (FP16 Accumulate)
-
37.32 TFLOPS
Tensor (FP32 Accumulate)
-
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FP32
51.61 TFLOPS
-
-
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FP32
37.32 TFLOPS
-
-
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FP64
1.61 TFLOPS
-
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FP64
1.17 TFLOPS
-
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BF16
103.22 TFLOPS
51.61 TFLOPS
Tensor
-
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BF16
74.65 TFLOPS
37.32 TFLOPS
Tensor
-
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-
-
-
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-
-
-
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INT4
206.44 TOPS
Tensor
-
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INT4
149.3 TOPS
Tensor
-
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INT8
-
51.61 TOPS
Tensor
-
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INT8
-
37.32 TOPS
Tensor
-
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INT32
25.8 TOPS
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INT32
18.66 TOPS
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-
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-
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Pixel
Fillrate
460.8 GPixel/s
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Pixel
Fillrate
233.28 GPixel/s
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-
-
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-
-
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Texture
Fillrate
806.4 GTexel/s
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Texture
Fillrate
583.2 GTexel/s
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Manufacturer
AMD
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Manufacturer
AMD
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Chip Designer
AMD
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Chip Designer
AMD
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Architecture
RDNA 3
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Architecture
RDNA 3
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Family
Radeon RX 7000
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Family
Radeon RX 7000
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Codename
Plum Bonito
Navi 31
Variant
Navi 31 XT
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Codename
Wheat Nas
Navi 32
Variant
Navi 32
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
12/13/2022
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Release Date
8/25/2023
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Foundry
TSMC
TSMC Memory Cache Die
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Foundry
TSMC
TSMC Memory Cache Die
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Fabrication Node
N5
N6 Memory Cache Die
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Fabrication Node
N5
N6 Memory Cache Die
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Die Size
304 mm²
6x 38 mm² Memory Cache Die
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Die Size
200 mm²
4x 38 mm² Memory Cache Die
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Transistor Count
45.4 Billion
6x 2.1 Billion Memory Cache Die
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Transistor Count
28.1 Billion
4x 2.1 Billion Memory Cache Die
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Transistor Density
149.17M/mm²
54.64M/mm² Memory Cache Die
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Transistor Density
140.50M/mm²
54.64M/mm² Memory Cache Die
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
5376 Shaders
-
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Shading Units
3840 Shaders
-
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Texture Mapping Units
336 TMUs
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Texture Mapping Units
240 TMUs
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Render Output Units
192 ROPs
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Render Output Units
96 ROPs
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Tensor Cores
168 T-Cores
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Tensor Cores
120 T-Cores
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Ray-Tracing Cores
84 RT-Cores
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Ray-Tracing Cores
60 RT-Cores
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-
-
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-
-
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Compute Units
84 CUs
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Compute Units
60 CUs
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-
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-
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-
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1500MHz Base
2400MHz
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-
-
1800MHz Base
2430MHz
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L0
64KB/WGP
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L0
64KB/WGP
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L1
-
-
-
256KB/Array
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L1
-
-
-
256KB/Array
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L2
6MB Shared
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L2
4MB Shared
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L3
80MB Shared
2.9TB/s
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L3
64MB Shared
2.25TB/s
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20GB
GDDR6
-
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16GB
GDDR6
-
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Bus Width
320Bit
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Bus Width
256Bit
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Clock
2500MHz
Transfer Rate
20GT/s
Bandwidth
800GB/s
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Clock
2425MHz
Transfer Rate
19.4GT/s
Bandwidth
620.8GB/s
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-
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TDP
315W
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TDP
263W
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-
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-
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2x DisplayPort 2.1
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-
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1x HDMI 2.1
1x USB-C + DP
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3x DisplayPort 2.1
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-
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1x HDMI 2.1
-
-
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Max Resolution
15360x8640
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Max Resolution
15360x8640
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Max Resolution Refresh Rate
165Hz
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Max Resolution Refresh Rate
165Hz
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Variable Refresh Rate
-
FreeSync
-
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Variable Refresh Rate
-
FreeSync
-
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Display Stream Compression (DSC)
Supported
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Display Stream Compression (DSC)
Supported
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Multi Monitor Support
3
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Multi Monitor Support
3
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Content Protection
HDCP 2.3
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Content Protection
HDCP 2.3
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Model
VCN 4.0
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Model
VCN 4.0
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Codec
-
-
-
-
-
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VP9
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AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Codec
-
-
-
-
-
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Model
VCN 4.0
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Model
VCN 4.0
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
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Direct X
12
Direct 3D
12_2
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Direct X
12
Direct 3D
12_2
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OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
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OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
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Shader Model
6.7
-
-
GFX
11
-
-
-
-
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Shader Model
6.7
-
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GFX
11
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-
-
-
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-
-
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3x Fans
|
-
-
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2x Fans
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Power Connectors
-
-
-
2x 8-Pin
-
-
-
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Power Connectors
-
-
-
2x 8-Pin
-
-
-
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Slots Required
2.5
PCIe Version
4.0
PCIe Lanes
16
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Slots Required
2.5
PCIe Version
4.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Height
110 mm (4.33 in)
Width
276 mm (10.87 in)
Depth
51 mm (2.01 in)
|
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
50 mm (1.97 in)
|
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