NVIDIA GeForce GTX 680 vs AMD Radeon 550X

VS

NVIDIA GeForce GTX 680

AMD Radeon 550X

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Larger VRAM bandwidth (192.3GB/s vs 112.0GB/s)

1024 additional rendering cores

AMD Radeon 550X 's Advantages

Released 7 years late

Boost Clock has increased by 15% (1218MHz vs 1058MHz)

Lower TDP (50W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 +160%

3.25 TFLOPS

Radeon 550X

1.247 TFLOPS

GeForce GTX 680

VS

Radeon 550X

Graphics Card

Mar 2012

Release Date

Mar 2019

GeForce 600

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1006 MHz

Base Clock

1082 MHz

1058 MHz

Boost Clock

1218 MHz

1502 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.3GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

8

-

1536

Shading Units

512

128

TMUs

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

19.49 GPixel/s

135.4 GTexel/s

Texture Rate

38.98 GTexel/s

-

FP16 (half)

1247 GFLOPS

3.250 TFLOPS

FP32 (float)

1247 GFLOPS

135.4 GFLOPS

FP64 (double)

77.95 GFLOPS

Board Design

195W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 2.0b 1x 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

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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