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
|
FP16
32.33 TFLOPS
|
|
Form Factor
PCIe Card
2.5-Slots
|
Form Factor
PCIe Card
2.0-Slots
|
|
TDP
300W
|
TDP
250W
|
|
Power Connectors
2x 8-Pin
|
Power Connectors
2x 8-Pin
|
Peak AI Performance
|
|
Radeon RX 6800 XT - 41.47 TFLOPS FP16
x1.28
Radeon RX 6800 - 32.33 TFLOPS FP16
x1
FP32
|
|
Radeon RX 6800 XT - 20.74 TFLOPS FP32
x1.28
Radeon RX 6800 - 16.17 TFLOPS FP32
x1
FP16
|
|
Radeon RX 6800 XT - 41.47 TFLOPS FP16
x1.28
Radeon RX 6800 - 32.33 TFLOPS FP16
x1
|
|
Radeon RX 6800 XT - 512GB/s
x1
Radeon RX 6800 - 512GB/s
x1
|
|
Radeon RX 6800 XT - 300W
x1.2
Radeon RX 6800 - 250W
x1
|
GB6 OpenCL N/A
0%
|
|
|
GB5 OpenCL 156,955
51%
|
GB5 OpenCL 127,725
42%
|
|
0%
|
0%
|
|
GB5 Metal 149,520
83%
|
GB5 Metal 132,030
73%
|
|
GB5 Vulkan 100,755
49%
|
GB5 Vulkan 94,985
46%
|
|
0%
|
0%
|
|
OCT Metal 355
60%
|
OCT Metal 310
52%
|
|
Manufacturer
AMD
|
Manufacturer
AMD
|
|
Chip Designer
AMD
|
Chip Designer
AMD
|
|
Architecture
RDNA 2
|
Architecture
RDNA 2
|
|
Family
Radeon RX 6000
|
Family
Radeon RX 6000
|
|
Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XT
|
Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XL
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
11/18/2020
|
Release Date
11/18/2020
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
N7
|
Fabrication Node
N7
|
|
Die Size
520 mm²
|
Die Size
520 mm²
|
|
Transistor Count
26.8 Billion
|
Transistor Count
26.8 Billion
|
|
Transistor Density
51.56M/mm²
|
Transistor Density
51.56M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
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
|
|
Ray-Tracing Cores
72 RT-Cores
|
Ray-Tracing Cores
60 RT-Cores
|
|
Compute Units
72 CUs
|
Compute Units
60 CUs
|
|
Graphics Processing Clusters
4 GPCs
|
Graphics Processing Clusters
4 GPCs
|
|
1825MHz Base
2250MHz
|
1700MHz Base
2105MHz
|
|
Peak AI Performance
41.47 TFLOPS
FP16
|
Peak AI Performance
32.33 TFLOPS
FP16
|
|
FP16
41.47 TFLOPS
|
FP16
32.33 TFLOPS
|
|
FP32
20.74 TFLOPS
|
FP32
16.17 TFLOPS
|
|
FP64
1.3 TFLOPS
|
FP64
1.01 TFLOPS
|
|
Pixel Fillrate
288 GPixel/s
|
Pixel Fillrate
202.08 GPixel/s
|
|
Texture Fillrate
648 GTexel/s
|
Texture Fillrate
505.2 GTexel/s
|
|
L0
32KB/WGP
|
L0
32KB/WGP
|
|
L1
128KB/Array
|
L1
128KB/Array
|
|
L2
4MB Shared
|
L2
4MB Shared
|
|
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
|
|
TDP
300W
|
TDP
250W
|
|
Temp
110°C Max
|
Temp
110°C Max
|
|
2x DisplayPort 1.4
1x HDMI 2.1
1x USB-C + DP
|
2x DisplayPort 1.4
1x HDMI 2.1
1x USB-C + DP
|
|
Max Resolution
7680x4320
|
Max Resolution
7680x4320
|
|
Max Resolution Refresh Rate
120Hz
|
Max Resolution Refresh Rate
120Hz
|
|
Variable Refresh Rate
FreeSync
|
Variable Refresh Rate
FreeSync
|
|
Display Stream Compression (DSC)
Supported
|
Display Stream Compression (DSC)
Supported
|
|
Multi Monitor Support
4
|
Multi Monitor Support
4
|
|
Content Protection
HDCP 2.3
|
Content Protection
HDCP 2.3
|
|
Model
VCN 3.0
|
Model
VCN 3.0
|
|
Codec
AVC (H.264)
HEVC (H.265)
|
Codec
AVC (H.264)
HEVC (H.265)
|
|
Model
VCN 3.0
|
Model
VCN 3.0
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
VP9
AVC (H.264)
HEVC (H.265)
AV1
|
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
VP9
AVC (H.264)
HEVC (H.265)
AV1
|
|
Direct X
12
Direct 3D
12_2
|
Direct X
12
Direct 3D
12_2
|
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
|
Shader Model
6.5
GFX
10.3
|
Shader Model
6.5
GFX
10.3
|
|
3x Fans
|
3x Fans
|
|
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
|
|
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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