Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GTX 580 Rev. 2

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GTX 580 Rev. 2

NVIDIA GeForce GTX 660 Rev. 2
VS
NVIDIA GeForce GTX 580 Rev. 2
NVIDIA GeForce GTX 660 Rev. 2 NVIDIA GeForce GTX 580 Rev. 2
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 1536MB VRAM GeForce GTX 580 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Released 3 years and 3 months late
Boost Clock1032MHz
More VRAM (2GB vs 1GB)
448 additional rendering cores
Lower TDP (140W vs 244W)
NVIDIA GeForce GTX 580 Rev. 2 's Advantages
Larger VRAM bandwidth (192.4GB/s vs 144.2GB/s)

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2 +25%
1.981 TFLOPS
GeForce GTX 580 Rev. 2
1.581 TFLOPS
GeForce GTX 660 Rev. 2
VS
GeForce GTX 580 Rev. 2

Graphics Card

Sep 2014
Release Date
Jun 2011
GeForce 600
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

980 MHz
Base Clock
-
1032 MHz
Boost Clock
-
1502 MHz
Memory Clock
1002 MHz

Memory

2GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
384bit
144.2GB/s
Bandwidth
192.4GB/s

Render Config

-
SM Count
16
-
Compute Units
-
960
Shading Units
512
80
TMUs
64
24
ROPs
48
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
384 KB
L2 Cache
768 KB

Theoretical Performance

20.64 GPixel/s
Pixel Rate
24.70 GPixel/s
82.56 GTexel/s
Texture Rate
49.41 GTexel/s
-
FP16 (half)
-
1.981 TFLOPS
FP32 (float)
1.581 TFLOPS
82.56 GFLOPS
FP64 (double)
197.6 GFLOPS

Graphics Processor

GK104
GPU Name
GF110
-
GPU Variant
GF110-380-A1
Kepler
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
3 billion
294 mm²
Die Size
520 mm²

Board Design

140W
TDP
244W
300 W
Suggested PSU
550 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x mini-HDMI 1.3a
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.0
5.1
Shader Model
5.1

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