AMD Radeon HD 6870 vs NVIDIA Quadro RTX 4000 Max Q
GPU Specs Compare
Graphics Card
Release Date
Oct 2010
May 2019
Generation
Northern Islands
Quadro Mobile
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1050 MHz
1625 MHz
Base Clock
-
780 MHz
Boost Clock
-
1380 MHz
Memory
Memory Size
1024MB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
134.4GB/s
416.0GB/s
Render Config
Compute Units
14
-
Shading Units
1120
2560
TMUs
56
160
ROPs
32
64
L1 Cache
8 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
40
Tensor Cores
-
320
RT Cores
-
40
Theoretical Performance
Pixel Rate
28.80 GPixel/s
88.32 GPixel/s
Texture Rate
50.40 GTexel/s
220.8 GTexel/s
FP32 (float)
2.016 TFLOPS
7.066 TFLOPS
FP16 (half)
-
14.13 TFLOPS
FP64 (double)
-
220.8 GFLOPS
Graphics Processor
GPU Name
Barts
TU104
GPU Variant
Barts XT(215-0798000)
-
Architecture
TeraScale 2
Turing
Foundry
TSMC
TSMC
Process Size
40 nm
12 nm
Transistors
1.7 billion
13.6 billion
Die Size
255 mm²
545 mm²
Board Design
TDP
151W
80W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
No outputs
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
6.6
CUDA
-
7.5