AMD Radeon HD 6850 X2 vs NVIDIA GeForce GTX 750

VS

AMD Radeon HD 6850 X2

NVIDIA GeForce GTX 750

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 1024MB VRAM GeForce GTX 750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 X2 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (134.4GB/s vs 80.19GB/s)

448 additional rendering cores

NVIDIA GeForce GTX 750 's Advantages

Released 2 years and 5 months late

Boost Clock1085MHz

Lower TDP (55W vs 254W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 X2 +38%

1.536 TFLOPS

GeForce GTX 750

1.111 TFLOPS

Radeon HD 6850 X2

VS

GeForce GTX 750

Graphics Card

Sep 2011

Release Date

Feb 2014

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1020 MHz

-

Boost Clock

1085 MHz

1050 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

80.19GB/s

Render Config

12

Compute Units

-

960

Shading Units

512

48

TMUs

32

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

17.36 GPixel/s

38.40 GTexel/s

Texture Rate

34.72 GTexel/s

-

1.536 TFLOPS

FP32 (float)

1111 GFLOPS

-

FP64 (double)

34.72 GFLOPS

Board Design

254W

TDP

55W

600 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

2x DVI 1x mini-HDMI 2.0

2x 8-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

GM107

Barts PRO (215-0798006)

GPU Variant

GM107-300-A2

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.87 billion

255 mm²

Die Size

148 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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