AMD Radeon HD 8950 OEM vs NVIDIA Quadro M4000
GPU · Specs Compare
Graphics Card
Release Date
Jan 2013
Jun 2015
Generation
Sea Islands
Quadro
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
850 MHz
—
Boost Clock
925 MHz
—
Memory Clock
1250 MHz
1502 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
240.0GB/s
192.3GB/s
Render Config
Compute Units
28
—
Shading Units
1792
1664
TMUs
112
104
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
29.60 GPixel/s
49.47 GPixel/s
Texture Rate
103.6 GTexel/s
80.39 GTexel/s
FP32 (float)
3.315 TFLOPS
2.573 TFLOPS
FP64 (double)
828.8 GFLOPS
80.39 GFLOPS
Graphics Processor
GPU Name
Tahiti
GM204
GPU Variant
Tahiti PRO(215-0821056)
GM204-850-A1
Architecture
GCN 1.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
5.2 billion
Die Size
352 mm²
398 mm²
Board Design
TDP
200W
120W
Suggested PSU
550 W
300 W
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 6-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.4
CUDA
—
5.2
Benchmark
3DMark Time Spy
—
2,305
3DMark Time Spy Extreme
—
1,086
OctaneBench
—
56
▲ Specs Compare
Data sourced from official specifications and benchmark tests.