Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon R7 260

NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon R7 260

NVIDIA GeForce GTX 660 Rev. 2
VS
AMD Radeon R7 260
NVIDIA GeForce GTX 660 Rev. 2
AMD Radeon R7 260
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 2GB VRAM Radeon R7 260 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 9 months late
Boost Clock1032MHz
Larger VRAM bandwidth (144.2GB/s vs 96.00GB/s)
192 additional rendering cores
AMD Radeon R7 260 's Advantages
Lower TDP (95W vs 140W)

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2 +28%
1.981 TFLOPS
Radeon R7 260
1.536 TFLOPS
GeForce GTX 660 Rev. 2
VS
Radeon R7 260

Graphics Card

Sep 2014
Release Date
Dec 2013
GeForce 600
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

980 MHz
Base Clock
-
1032 MHz
Boost Clock
-
1502 MHz
Memory Clock
1500 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
128bit
144.2GB/s
Bandwidth
96.00GB/s

Render Config

-
Compute Units
12
-
-
-
960
Shading Units
768
80
TMUs
48
24
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

20.64 GPixel/s
Pixel Rate
16.00 GPixel/s
82.56 GTexel/s
Texture Rate
48.00 GTexel/s
-
-
-
1.981 TFLOPS
FP32 (float)
1.536 TFLOPS
82.56 GFLOPS
FP64 (double)
96.00 GFLOPS

Board Design

140W
TDP
95W
300 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

GK104
GPU Name
Bonaire
-
GPU Variant
Bonaire PRO
Kepler
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
2.08 billion
294 mm²
Die Size
160 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.3

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