NVIDIA GeForce GTX 680 vs AMD Radeon 540

VS

NVIDIA GeForce GTX 680

AMD Radeon 540

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Boost Clock1058MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.3GB/s vs 24.00GB/s)

1152 additional rendering cores

AMD Radeon 540 's Advantages

Released 5 years and 1 months late

Lower TDP (50W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 +257%

3.25 TFLOPS

AMD Radeon 540

0.908 TFLOPS

GeForce GTX 680

VS

AMD Radeon 540

Graphics Card

Mar 2012

Release Date

Apr 2017

GeForce 600

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

32bit

192.3GB/s

Bandwidth

24.00GB/s

Render Config

-

Compute Units

6

-

1536

Shading Units

384

128

TMUs

24

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

33.86 GPixel/s

Pixel Rate

18.93 GPixel/s

135.4 GTexel/s

Texture Rate

28.39 GTexel/s

-

FP16 (half)

908.5 GFLOPS

3.250 TFLOPS

FP32 (float)

908.5 GFLOPS

135.4 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

195W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

2x DisplayPort 1.4a

2x 6-pin

Power Connectors

None

Graphics Processor

GK104

GPU Name

Lexa

GK104-400-A2

GPU Variant

Lexa PRO (215-0904018)

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

3.54 billion

Transistors

2.2 billion

294 mm²

Die Size

103 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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