AMD Radeon 540 vs NVIDIA GeForce GTX 660 OEM

VS

AMD Radeon 540

NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 1024MB VRAM AMD Radeon 540 and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540 's Advantages

Released 4 years and 8 months late

Lower TDP (50W vs 130W)

NVIDIA GeForce GTX 660 OEM 's Advantages

Boost Clock888MHz

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (134.4GB/s vs 24.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

AMD Radeon 540

0.908 TFLOPS

GeForce GTX 660 OEM +125%

2.046 TFLOPS

AMD Radeon 540

VS

GeForce GTX 660 OEM

Graphics Card

Apr 2017

Release Date

Aug 2012

Polaris

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

823 MHz

-

Boost Clock

888 MHz

1500 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

32bit

Memory Bus

192bit

24.00GB/s

Bandwidth

134.4GB/s

Render Config

6

Compute Units

-

384

Shading Units

1152

24

TMUs

96

16

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

21.31 GPixel/s

28.39 GTexel/s

Texture Rate

85.25 GTexel/s

908.5 GFLOPS

FP16 (half)

-

908.5 GFLOPS

FP32 (float)

2.046 TFLOPS

56.78 GFLOPS

FP64 (double)

85.25 GFLOPS

Board Design

50W

TDP

130W

250 W

Suggested PSU

300 W

2x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Lexa

GPU Name

GK104

Lexa PRO (215-0904018)

GPU Variant

GK104-200-KD-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

3.54 billion

103 mm²

Die Size

294 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.7

Shader Model

5.1

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