AMD Radeon RX 7950 XT vs AMD Radeon Instinct MI355X
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jun 2025
Generation
Navi III
Radeon Instinct
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
2000 MHz
1000 MHz
Boost Clock
3000 MHz
2400 MHz
Memory Clock
2500 MHz
2000 MHz
Memory
Memory Size
20GB
288GB
Memory Type
GDDR6
HBM3e
Memory Bus
320bit
8192bit
Bandwidth
800.0GB/s
8.19TB/s
Render Config
Compute Units
84
256
Shading Units
5376
16384
TMUs
336
1024
ROPs
192
0
RT Cores
84
-
L1 Cache
256 KB per Array
32 KB (per CU)
L2 Cache
6 MB
32 MB
L3 Cache
80 MB
256 MB
Tensor Cores
-
1216
Theoretical Performance
Pixel Rate
576.0 GPixel/s
0 MPixel/s
Texture Rate
1008 GTexel/s
2457.6 GTexel/s
FP16 (half)
129.0 TFLOPS
78.64 TFLOPS
FP32 (float)
64.51 TFLOPS
78.64 TFLOPS
FP64 (double)
2.016 TFLOPS
39.32 TFLOPS
Graphics Processor
GPU Name
Navi 31
MI350 256CU
GPU Variant
Navi 31 XT+
-
Architecture
RDNA 3.0
CDNA 4.0
Foundry
TSMC
TSMC
Process Size
5 nm
3 nm
Transistors
57.7 billion
185 billion
Die Size
529 mm²
Unknown
Board Design
TDP
300W
1400W
Suggested PSU
700 W
1800 W
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.2
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A