NVIDIA H100 SXM5 64 GB vs AMD Radeon R9 280X
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Oct 2013
Generation
Tesla Hopper
Volcanic Islands
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1665 MHz
850 MHz
Boost Clock
1980 MHz
1000 MHz
Memory Clock
1313 MHz
1500 MHz
Memory
Memory Size
64GB
3GB
Memory Type
HBM3
GDDR5
Memory Bus
3072bit
384bit
Bandwidth
2.02TB/s
288.0GB/s
Render Config
SM Count
132
—
Shading Units
16896
2048
TMUs
528
128
ROPs
24
32
Tensor Cores
528
—
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
30 MB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
47.52 GPixel/s
32.00 GPixel/s
Texture Rate
1045 GTexel/s
128.0 GTexel/s
FP16 (half)
267.6 TFLOPS
—
FP32 (float)
66.91 TFLOPS
4.096 TFLOPS
FP64 (double)
33.45 TFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
GH100
Tahiti
Architecture
Hopper
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
80 billion
4.313 billion
Die Size
814 mm²
352 mm²
GPU Variant
—
Tahiti XTL(215-0821065)
Board Design
TDP
700W
250W
Suggested PSU
1100 W
600 W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
8-pin EPS
1x 6-pin + 1x 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.