AMD Radeon Instinct MI8 vs AMD Radeon PRO W7900
GPU · Specs Compare
Graphics Card
Release Date
Dec 2016
May 2023
Generation
Radeon Instinct
Radeon Pro Navi
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
500 MHz
2250 MHz
Base Clock
—
1760 MHz
Boost Clock
—
2495 MHz
Memory
Memory Size
4GB
48GB
Memory Type
HBM
GDDR6
Memory Bus
4096bit
384bit
Bandwidth
512.0GB/s
864.0GB/s
Render Config
Compute Units
64
96
Shading Units
4096
6144
TMUs
256
384
ROPs
64
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
2 MB
6 MB
RT Cores
—
96
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
479.0 GPixel/s
Texture Rate
256.0 GTexel/s
958.1 GTexel/s
FP16 (half)
8.192 TFLOPS
122.6 TFLOPS
FP32 (float)
8.192 TFLOPS
61.32 TFLOPS
FP64 (double)
512.0 GFLOPS
1.916 TFLOPS
Graphics Processor
GPU Name
Fiji
Navi 31
GPU Variant
Fiji XT CA(215-0862120)
Navi 31 XTW
Architecture
GCN 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
8.9 billion
57.7 billion
Die Size
596 mm²
529 mm²
Board Design
TDP
175W
295W
Suggested PSU
450 W
600 W
Outputs
No outputs
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2.170
1.4
Shader Model
6.5
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.