Home GPU Comparison NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon RX 580 2048SP

NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon RX 580 2048SP

NVIDIA GeForce GTX 660 Rev. 2
VS
AMD Radeon RX 580 2048SP
NVIDIA GeForce GTX 660 Rev. 2 AMD Radeon RX 580 2048SP
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 4GB VRAM Radeon RX 580 2048SP 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
Lower TDP (140W vs 150W)
AMD Radeon RX 580 2048SP 's Advantages
Released 4 years and 1 months late
Boost Clock has increased by 24% (1284MHz vs 1032MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 144.2GB/s)
1088 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 660 Rev. 2
1.981 TFLOPS
Radeon RX 580 2048SP +165%
5.259 TFLOPS
GeForce GTX 660 Rev. 2
VS
Radeon RX 580 2048SP

Graphics Card

Sep 2014
Release Date
Oct 2018
GeForce 600
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

980 MHz
Base Clock
1168 MHz
1032 MHz
Boost Clock
1284 MHz
1502 MHz
Memory Clock
1750 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
256bit
144.2GB/s
Bandwidth
224.0GB/s

Render Config

-
SM Count
-
-
Compute Units
32
960
Shading Units
2048
80
TMUs
128
24
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
384 KB
L2 Cache
2 MB

Theoretical Performance

20.64 GPixel/s
Pixel Rate
41.09 GPixel/s
82.56 GTexel/s
Texture Rate
164.4 GTexel/s
-
FP16 (half)
5.259 TFLOPS
1.981 TFLOPS
FP32 (float)
5.259 TFLOPS
82.56 GFLOPS
FP64 (double)
328.7 GFLOPS

Graphics Processor

GK104
GPU Name
Polaris 20
-
GPU Variant
Polaris 20 XL (215-0910052)
Kepler
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
3.54 billion
Transistors
5.7 billion
294 mm²
Die Size
232 mm²

Board Design

140W
TDP
150W
300 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a
1x 6-pin
Power Connectors
1x 8-pin

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.4

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