AMD Radeon R9 M295X vs NVIDIA H800 SXM5

GPU Specs Compare

G

AMD Radeon R9 M295X

AMD 2014-11
G

NVIDIA H800 SXM5

NVIDIA 2023-03

Graphics Card

Release Date
Nov 2014
Mar 2023
Generation
Crystal System
Server Hopper
Type
Mobile
AI GPU
Bus Interface
MXM-B (3.0)
PCIe 5.0 x16

Clock Speeds

Memory Clock
1250 MHz
1313 MHz
Base Clock
-
1095 MHz
Boost Clock
-
1755 MHz

Memory

Memory Size
4GB
80GB
Memory Type
GDDR5
HBM3
Memory Bus
256bit
5120bit
Bandwidth
160.0GB/s
3.36TB/s

Render Config

Compute Units
32
-
Shading Units
2048
16896
TMUs
128
528
ROPs
32
24
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
50 MB
SM Count
-
132
Tensor Cores
-
528

Theoretical Performance

Pixel Rate
23.14 GPixel/s
42.12 GPixel/s
Texture Rate
92.54 GTexel/s
926.6 GTexel/s
FP16 (half)
2.961 TFLOPS
237.2 TFLOPS
FP32 (float)
2.961 TFLOPS
59.30 TFLOPS
FP64 (double)
185.1 GFLOPS
29.65 TFLOPS

Graphics Processor

GPU Name
Amethyst
GH100
GPU Variant
Amethyst XT
-
Architecture
GCN 3.0
Hopper
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
5 billion
80 billion
Die Size
366 mm²
814 mm²

Board Design

TDP
250W
700W
Outputs
No outputs
No outputs
Power Connectors
None
8-pin EPS
Suggested PSU
-
1100 W

Graphics Features

DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.0
3.0
Vulkan
1.2
N/A
Shader Model
6.3
N/A
CUDA
-
9.0