AMD Radeon HD 8870 OEM vs NVIDIA RTX A5000 Max-Q
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Apr 2021
Generation
Sea Islands
Quadro Ampere-M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1200 MHz
1500 MHz
Base Clock
-
720 MHz
Boost Clock
-
1350 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
384.0GB/s
Render Config
Compute Units
20
-
Shading Units
1280
6144
TMUs
80
192
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
48
Tensor Cores
-
192
RT Cores
-
48
Theoretical Performance
Pixel Rate
32.00 GPixel/s
129.6 GPixel/s
Texture Rate
80.00 GTexel/s
259.2 GTexel/s
FP32 (float)
2.560 TFLOPS
16.59 TFLOPS
FP64 (double)
160.0 GFLOPS
259.2 GFLOPS
FP16 (half)
-
16.59 TFLOPS
Graphics Processor
GPU Name
Pitcairn
GA104
GPU Variant
Pitcairn XT(215-0828047)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.8 billion
17.4 billion
Die Size
212 mm²
392 mm²
Board Design
TDP
175W
80W
Suggested PSU
450 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-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
6.7
CUDA
-
8.6