NVIDIA RTX A400 vs AMD Radeon HD 8770 OEM
GPU · Specs Compare
Graphics Card
Release Date
Apr 2024
Sep 2013
Generation
Quadro Ampere(Ax000)
Sea Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1417 MHz
—
Boost Clock
1762 MHz
—
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
4GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
64bit
128bit
Bandwidth
96.00GB/s
96.00GB/s
Render Config
SM Count
6
—
Shading Units
768
896
TMUs
24
56
ROPs
16
16
Tensor Cores
24
—
RT Cores
6
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
2 MB
256 KB
Compute Units
—
14
Theoretical Performance
Pixel Rate
28.19 GPixel/s
16.80 GPixel/s
Texture Rate
42.29 GTexel/s
58.80 GTexel/s
FP16 (half)
2.706 TFLOPS
—
FP32 (float)
2.706 TFLOPS
1.882 TFLOPS
FP64 (double)
42.29 GFLOPS
117.6 GFLOPS
Graphics Processor
GPU Name
GA107
Bonaire
Architecture
Ampere
GCN 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
8.7 billion
2.08 billion
Die Size
200 mm²
160 mm²
GPU Variant
—
Bonaire XT(215-0839039)
Board Design
TDP
50W
85W
Suggested PSU
250 W
250 W
Outputs
4x mini-DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.8
6.3
▲ Specs Compare
Data sourced from official specifications and benchmark tests.