NVIDIA RTX A2000 vs AMD Radeon HD 7870 XT
GPU · Specs Compare
Graphics Card
Release Date
Aug 2021
Nov 2012
Generation
Quadro Ampere
Southern Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
562 MHz
925 MHz
Boost Clock
1200 MHz
975 MHz
Memory Clock
1500 MHz
1500 MHz
Memory
Memory Size
6GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
256bit
Bandwidth
288.0GB/s
192.0GB/s
Render Config
SM Count
26
—
Shading Units
3328
1536
TMUs
104
96
ROPs
48
32
Tensor Cores
104
—
RT Cores
26
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
3 MB
512 KB
Compute Units
—
24
Theoretical Performance
Pixel Rate
57.60 GPixel/s
31.20 GPixel/s
Texture Rate
124.8 GTexel/s
93.60 GTexel/s
FP16 (half)
7.987 TFLOPS
—
FP32 (float)
7.987 TFLOPS
2.995 TFLOPS
FP64 (double)
124.8 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
GA106
Tahiti
GPU Variant
GA106-850-A1
Tahiti LE(215-0821122)
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
12 billion
4.313 billion
Die Size
276 mm²
352 mm²
Board Design
TDP
70W
185W
Suggested PSU
250 W
450 W
Outputs
4x mini-DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.6
—
Shader Model
6.7
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.