NVIDIA H800 PCIe 80 GB vs AMD Radeon 860M

GPU Specs Compare

G

NVIDIA H800 PCIe 80 GB

NVIDIA 2023-03
G

AMD Radeon 860M

AMD 2025-03

Graphics Card

Release Date
Mar 2023
Mar 2025
Generation
Tesla Hopper
Navi III IGP
Type
AI GPU
Integrated
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8

Clock Speeds

Base Clock
1095 MHz
600 MHz
Boost Clock
1755 MHz
3000 MHz
Memory Clock
1593 MHz
System Shared

Memory

Memory Size
80GB
System Shared
Memory Type
HBM2e
System Shared
Memory Bus
5120bit
System Shared
Bandwidth
2039GB/s
System Dependent

Render Config

SM Count
114
-
Shading Units
14592
512
TMUs
456
32
ROPs
24
8
Tensor Cores
456
-
L1 Cache
256 KB (per SM)
128 KB per Array
L2 Cache
50 MB
1024 KB
Compute Units
-
8
RT Cores
-
8

Theoretical Performance

Pixel Rate
42.12 GPixel/s
24.00 GPixel/s
Texture Rate
800.3 GTexel/s
96.00 GTexel/s
FP16 (half)
204.9 TFLOPS
6.144 TFLOPS
FP32 (float)
51.22 TFLOPS
3.072 TFLOPS
FP64 (double)
25.61 TFLOPS
192.0 GFLOPS

Graphics Processor

GPU Name
GH100
Krackan Point
Architecture
Hopper
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
4 nm
4 nm
Transistors
80 billion
Unknown
Die Size
814 mm²
Unknown

Board Design

TDP
350W
15W
Suggested PSU
750 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
1x 16-pin
None

Graphics Features

DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
CUDA
9.0
-
Shader Model
N/A
6.8