AMD Radeon HD 8770 OEM vs NVIDIA RTX A500 Mobile
GPU Specs Compare
Graphics Card
Release Date
Sep 2013
Mar 2022
Generation
Sea Islands
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1500 MHz
1500 MHz
Base Clock
-
832 MHz
Boost Clock
-
1537 MHz
Memory
Memory Size
1024MB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
64bit
Bandwidth
96.00GB/s
96.00GB/s
Render Config
Compute Units
14
-
Shading Units
896
2048
TMUs
56
64
ROPs
16
32
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
2 MB
SM Count
-
16
Tensor Cores
-
64
RT Cores
-
16
Theoretical Performance
Pixel Rate
16.80 GPixel/s
49.18 GPixel/s
Texture Rate
58.80 GTexel/s
98.37 GTexel/s
FP32 (float)
1.882 TFLOPS
6.296 TFLOPS
FP64 (double)
117.6 GFLOPS
98.37 GFLOPS
FP16 (half)
-
6.296 TFLOPS
Graphics Processor
GPU Name
Bonaire
GA107S
GPU Variant
Bonaire XT(215-0839039)
-
Architecture
GCN 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.08 billion
8.7 billion
Die Size
160 mm²
200 mm²
Board Design
TDP
85W
30W
Suggested PSU
250 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.8
CUDA
-
8.6