AMD Radeon HD 6870 1600SP Edition vs NVIDIA RTX A4000 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2013
Apr 2021
Generation
Northern Islands
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1050 MHz
1500 MHz
Base Clock
-
1140 MHz
Boost Clock
-
1680 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
134.4GB/s
384.0GB/s
Render Config
Compute Units
20
-
Shading Units
1600
5120
TMUs
80
160
ROPs
32
80
L1 Cache
8 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
40
Tensor Cores
-
160
RT Cores
-
40
Theoretical Performance
Pixel Rate
27.20 GPixel/s
134.4 GPixel/s
Texture Rate
68.00 GTexel/s
268.8 GTexel/s
FP32 (float)
2.720 TFLOPS
17.20 TFLOPS
FP64 (double)
544.0 GFLOPS
268.8 GFLOPS
FP16 (half)
-
17.20 TFLOPS
Graphics Processor
GPU Name
Cypress
GA104
GPU Variant
Cypress XT(215-0735033)
-
Architecture
TeraScale 2
Ampere
Foundry
TSMC
Samsung
Process Size
40 nm
8 nm
Transistors
2.154 billion
17.4 billion
Die Size
334 mm²
392 mm²
Board Design
TDP
175W
115W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Portable Device Dependent
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.3
Shader Model
5.0
6.8
CUDA
-
8.6
📊 Benchmark
Blender
-
2,825