AMD Radeon HD 8990 OEM vs NVIDIA RTX A500 Mobile
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Mar 2022
Generation
Sea Islands
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
950 MHz
832 MHz
Boost Clock
1000 MHz
1537 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
64bit
Bandwidth
288.0GB/s
96.00GB/s
Render Config
Compute Units
32
-
Shading Units
2048
2048
TMUs
128
64
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
2 MB
SM Count
-
16
Tensor Cores
-
64
RT Cores
-
16
Theoretical Performance
Pixel Rate
32.00 GPixel/s
49.18 GPixel/s
Texture Rate
128.0 GTexel/s
98.37 GTexel/s
FP32 (float)
4.096 TFLOPS
6.296 TFLOPS
FP64 (double)
1024 GFLOPS
98.37 GFLOPS
FP16 (half)
-
6.296 TFLOPS
Graphics Processor
GPU Name
Malta
GA107S
GPU Variant
Malta XT(215-0849026)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
4.313 billion
8.7 billion
Die Size
365 mm²
200 mm²
Board Design
TDP
375W
30W
Suggested PSU
750 W
-
Outputs
1x DVI4x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 8-pin
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