NVIDIA H100 CNX vs AMD Radeon R9 280X2
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Unknown
Generation
Tesla Hopper
Volcanic Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
690 MHz
950 MHz
Boost Clock
1845 MHz
1000 MHz
Memory Clock
1593 MHz
1500 MHz
Memory
Memory Size
80GB
3GB
Memory Type
HBM2e
GDDR5
Memory Bus
5120bit
384bit
Bandwidth
2039GB/s
288.0GB/s
Render Config
SM Count
114
—
Shading Units
14592
2048
TMUs
456
128
ROPs
24
32
Tensor Cores
456
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
44.28 GPixel/s
32.00 GPixel/s
Texture Rate
841.3 GTexel/s
128.0 GTexel/s
FP16 (half)
215.4 TFLOPS
—
FP32 (float)
53.84 TFLOPS
4.096 TFLOPS
FP64 (double)
26.92 TFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GH100
Tahiti
Architecture
Hopper
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
80 billion
4.313 billion
Die Size
814 mm²
352 mm²
GPU Variant
—
Tahiti XTL(215-0821065)
Board Design
TDP
350W
375W
Suggested PSU
750 W
750 W
Outputs
No outputs
6x mini-DisplayPort 1.2
Power Connectors
8-pin EPS
3x 8-pin
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
1.2
Vulkan
N/A
1.2
CUDA
9.0
—
Shader Model
N/A
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.