AMD Radeon RX 6800 XT vs AMD Radeon RX 6800
AMD Radeon RX 6800 XT
$649
AMD Radeon RX 6800
$579
|
4608 Shaders
16GB GDDR6
2250MHz
|
3840 Shaders
16GB GDDR6
2105MHz
|
|
Peak AI Performance
41.47 TFLOPS
FP16
|
Peak AI Performance
32.33 TFLOPS
FP16
|
|
FP32
20.74 TFLOPS
|
FP32
16.17 TFLOPS
|
|
FP16
41.47 TFLOPS
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FP16
32.33 TFLOPS
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Form Factor
PCIe Card
2.5-Slots
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Form Factor
PCIe Card
2.0-Slots
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TDP
300W
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TDP
250W
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Power Connectors
-
2x 8-Pin
-
-
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Power Connectors
-
2x 8-Pin
-
-
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GB6 OpenCL N/A
0%
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|
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GB5 OpenCL 156,955
51%
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GB5 OpenCL 127,725
42%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal 149,520
83%
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GB5 Metal 132,030
73%
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GB5 Vulkan 100,755
49%
|
GB5 Vulkan 94,985
46%
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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 355
60%
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OCT Metal 310
52%
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Manufacturer
AMD
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Manufacturer
AMD
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Chip Designer
AMD
|
Chip Designer
AMD
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Architecture
RDNA 2
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Architecture
RDNA 2
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Family
Radeon RX 6000
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Family
Radeon RX 6000
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Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XT
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Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XL
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Market Segment
Desktop
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Market Segment
Desktop
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|
Release Date
11/18/2020
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Release Date
11/18/2020
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
N7
-
|
Fabrication Node
N7
-
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|
Die Size
520 mm²
-
|
Die Size
520 mm²
-
|
|
Transistor Count
26.8 Billion
-
|
Transistor Count
26.8 Billion
-
|
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Transistor Density
51.56M/mm²
-
|
Transistor Density
51.56M/mm²
-
|
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Form
PCIe Card
|
Form
PCIe Card
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Shading Units
4608 Shaders
-
|
Shading Units
3840 Shaders
-
|
|
Texture Mapping Units
288 TMUs
|
Texture Mapping Units
240 TMUs
|
|
Render Output Units
128 ROPs
|
Render Output Units
96 ROPs
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-
-
|
-
-
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Ray-Tracing Cores
72 RT-Cores
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Ray-Tracing Cores
60 RT-Cores
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-
-
|
-
-
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Compute Units
72 CUs
|
Compute Units
60 CUs
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|
-
-
|
-
-
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Graphics Processing Clusters
4 GPCs
|
Graphics Processing Clusters
4 GPCs
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|
-
-
1825MHz Base
2250MHz
|
-
-
1700MHz Base
2105MHz
|
|
Peak AI Performance
41.47 TFLOPS
FP16
|
Peak AI Performance
32.33 TFLOPS
FP16
|
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-
-
-
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-
-
-
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-
-
-
-
-
-
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-
-
-
-
-
-
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FP16
41.47 TFLOPS
-
-
-
-
|
FP16
32.33 TFLOPS
-
-
-
-
|
|
FP32
20.74 TFLOPS
-
-
|
FP32
16.17 TFLOPS
-
-
|
|
FP64
1.3 TFLOPS
-
|
FP64
1.01 TFLOPS
-
|
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-
-
-
-
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-
-
-
-
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-
-
-
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-
-
-
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-
-
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-
-
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-
-
-
-
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-
-
-
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-
-
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-
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-
-
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-
-
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Pixel Fillrate
288 GPixel/s
|
Pixel Fillrate
202.08 GPixel/s
|
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-
-
|
-
-
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Texture Fillrate
648 GTexel/s
|
Texture Fillrate
505.2 GTexel/s
|
|
L0
32KB/WGP
|
L0
32KB/WGP
|
|
L1
-
-
-
128KB/Array
|
L1
-
-
-
128KB/Array
|
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L2
4MB Shared
|
L2
4MB Shared
|
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L3
128MB Shared
1.66TB/s
|
L3
128MB Shared
1.66TB/s
|
|
16GB
GDDR6
-
|
16GB
GDDR6
-
|
|
Bus Width
256Bit
|
Bus Width
256Bit
|
|
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
|
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
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-
-
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-
-
-
-
-
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-
-
-
-
-
-
-
-
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TDP
300W
|
TDP
250W
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Temp
110°C Max
|
Temp
110°C Max
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
1x USB-C + DP
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
1x USB-C + DP
-
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Max Resolution
7680x4320
|
Max Resolution
7680x4320
|
|
Max Resolution Refresh Rate
120Hz
|
Max Resolution Refresh Rate
120Hz
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|
Variable Refresh Rate
-
FreeSync
-
|
Variable Refresh Rate
-
FreeSync
-
|
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Display Stream Compression (DSC)
Supported
|
Display Stream Compression (DSC)
Supported
|
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Multi Monitor Support
4
|
Multi Monitor Support
4
|
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Content Protection
HDCP 2.3
|
Content Protection
HDCP 2.3
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Model
VCN 3.0
|
Model
VCN 3.0
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Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
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Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
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Model
VCN 3.0
|
Model
VCN 3.0
|
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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
|
Direct X
12
Direct 3D
12_2
|
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
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Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
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Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
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-
-
-
3x Fans
|
-
-
-
3x Fans
|
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Power Connectors
-
-
-
2x 8-Pin
-
-
-
|
Power Connectors
-
-
-
2x 8-Pin
-
-
-
|
|
Slots Required
2.5
PCIe Version
4.0
PCIe Lanes
16
|
Slots Required
2.0
PCIe Version
4.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
Bridgeless
|
Multi GPU Support
Supported
Type
Bridgeless
|
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Height
120 mm (4.72 in)
Width
267 mm (10.51 in)
Depth
50 mm (1.97 in)
|
Height
120 mm (4.72 in)
Width
267 mm (10.51 in)
Depth
40 mm (1.57 in)
|
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