AMD Radeon HD 8950 OEM vs NVIDIA Quadro K4200
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Jul 2014
Generation
Sea Islands
Quadro
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
850 MHz
771 MHz
Boost Clock
925 MHz
784 MHz
Memory Clock
1250 MHz
1350 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
172.8GB/s
Render Config
Compute Units
28
—
Shading Units
1792
1344
TMUs
112
112
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
768 KB
512 KB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
21.95 GPixel/s
Texture Rate
103.6 GTexel/s
87.81 GTexel/s
FP32 (float)
3.315 TFLOPS
2.107 TFLOPS
FP64 (double)
828.8 GFLOPS
87.81 GFLOPS
Graphics Processor
GPU Name
Tahiti
GK104
GPU Variant
Tahiti PRO(215-0821056)
GK104-850-A2
Architecture
GCN 1.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
3.54 billion
Die Size
352 mm²
294 mm²
Board Design
TDP
200W
108W
Suggested PSU
550 W
300 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI2x DisplayPort 1.2
Power Connectors
2x 6-pin
1x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.1
Shader Model
5.1
5.1
CUDA
—
3.0
Benchmark
3DMark Time Spy
—
1,465
3DMark Time Spy Extreme
—
702
▲ Specs Compare
Data sourced from official specifications and benchmark tests.