AMD Radeon HD 6850 1440SP Edition vs NVIDIA Quadro K4200
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Jul 2014
Generation
Northern Islands
Quadro
Type
Desktop
Professional
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1350 MHz
Base Clock
-
771 MHz
Boost Clock
-
784 MHz
Memory
Memory Size
1024MB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
172.8GB/s
Render Config
Compute Units
18
-
Shading Units
1440
1344
TMUs
72
112
ROPs
32
32
L1 Cache
8 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
21.95 GPixel/s
Texture Rate
52.20 GTexel/s
87.81 GTexel/s
FP32 (float)
2.088 TFLOPS
2.107 TFLOPS
FP64 (double)
417.6 GFLOPS
87.81 GFLOPS
Graphics Processor
GPU Name
Cypress
GK104
GPU Variant
Cypress PRO(215-0735043)
GK104-850-A2
Architecture
TeraScale 2
Kepler
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
3.54 billion
Die Size
334 mm²
294 mm²
Board Design
TDP
151W
108W
Suggested PSU
450 W
300 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
1x DVI2x DisplayPort 1.2
Power Connectors
2x 6-pin
1x 6-pin
Graphics Features
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
3.0
Vulkan
N/A
1.1
Shader Model
5.0
5.1
CUDA
-
3.0
📊 Benchmark
3DMark Time Spy
-
1,465
3DMark Time Spy Extreme
-
702