AMD Radeon HD 8970M vs NVIDIA RTX A400
GPU · Specs Compare
Graphics Card
Release Date
May 2013
Apr 2024
Generation
Solar System
Quadro Ampere(Ax000)
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
850 MHz
1417 MHz
Boost Clock
900 MHz
1762 MHz
Memory Clock
1200 MHz
1500 MHz
Memory
Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
64bit
Bandwidth
153.6GB/s
96.00GB/s
Render Config
Compute Units
20
—
Shading Units
1280
768
TMUs
80
24
ROPs
32
16
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
—
6
Tensor Cores
—
24
RT Cores
—
6
Theoretical Performance
Pixel Rate
28.80 GPixel/s
28.19 GPixel/s
Texture Rate
72.00 GTexel/s
42.29 GTexel/s
FP32 (float)
2.304 TFLOPS
2.706 TFLOPS
FP64 (double)
144.0 GFLOPS
42.29 GFLOPS
FP16 (half)
—
2.706 TFLOPS
Graphics Processor
GPU Name
Neptune
GA107
GPU Variant
Neptune XT(216-0847000)
—
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.8 billion
8.7 billion
Die Size
212 mm²
200 mm²
Board Design
TDP
100W
50W
Outputs
No outputs
4x mini-DisplayPort 1.4a
Suggested PSU
—
250 W
Power Connectors
—
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.8
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.