NVIDIA GeForce GTX 660 vs AMD FirePro W5100
GPU Specs Compare
Graphics Card
Release Date
Sep 2012
Mar 2014
Generation
GeForce 600
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
980 MHz
-
Boost Clock
1032 MHz
-
Memory Clock
1502 MHz
1500 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
128bit
Bandwidth
144.2GB/s
96.00GB/s
Render Config
Shading Units
960
768
TMUs
80
48
ROPs
24
16
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
384 KB
256 KB
Compute Units
-
12
Theoretical Performance
Pixel Rate
20.64 GPixel/s
14.88 GPixel/s
Texture Rate
82.56 GTexel/s
44.64 GTexel/s
FP32 (float)
1.981 TFLOPS
1428 GFLOPS
FP64 (double)
82.56 GFLOPS
89.28 GFLOPS
Graphics Processor
GPU Name
GK106
Bonaire
GPU Variant
GK106-400-A1
Bonaire PRO GL
Architecture
Kepler
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.54 billion
2.08 billion
Die Size
221 mm²
160 mm²
Board Design
TDP
140W
50W
Suggested PSU
300 W
250 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x DisplayPort 1.2
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.1
1.2
CUDA
3.0
-
Shader Model
5.1
6.3
📊 Benchmark
3DMark Time Spy
1,194
-
3DMark Time Spy Extreme
260
-
OctaneBench
27
-
Blender
111
-