NVIDIA RTX A6000 vs AMD Radeon HD 7870 XT
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Nov 2012
Generation
Quadro Ampere
Southern Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1410 MHz
925 MHz
Boost Clock
1800 MHz
975 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
48GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
256bit
Bandwidth
768.0GB/s
192.0GB/s
Render Config
SM Count
84
-
Shading Units
10752
1536
TMUs
336
96
ROPs
112
32
Tensor Cores
336
-
RT Cores
84
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
512 KB
Compute Units
-
24
Theoretical Performance
Pixel Rate
201.6 GPixel/s
31.20 GPixel/s
Texture Rate
604.8 GTexel/s
93.60 GTexel/s
FP16 (half)
38.71 TFLOPS
-
FP32 (float)
38.71 TFLOPS
2.995 TFLOPS
FP64 (double)
604.8 GFLOPS
748.8 GFLOPS
Graphics Processor
GPU Name
GA102
Tahiti
Architecture
Ampere
GCN 1.0
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
28.3 billion
4.313 billion
Die Size
628 mm²
352 mm²
GPU Variant
-
Tahiti LE(215-0821122)
Board Design
TDP
300W
185W
Suggested PSU
700 W
450 W
Outputs
4x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
8-pin EPS
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
📊 Benchmark
3DMark Time Spy
17,742
-
3DMark Time Spy Extreme
9,324
-
OctaneBench
600
-
3DMark Speed Way
4,965
-
Blender
5,387
-