NVIDIA GeForce GTX 750 Ti vs ATI Radeon HD 4890

VS

NVIDIA GeForce GTX 750 Ti

ATI Radeon HD 4890

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 750 Ti and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 750 Ti 's Advantages

Released 4 years and 10 months late

Boost Clock1085MHz

More VRAM (2GB vs 1024GB)

Lower TDP (60W vs 190W)

ATI Radeon HD 4890 's Advantages

Larger VRAM bandwidth (124.8GB/s vs 86.40GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 750 Ti +2%

1.389 TFLOPS

Radeon HD 4890

1.36 TFLOPS

GeForce GTX 750 Ti

VS

Radeon HD 4890

Graphics Card

Feb 2014

Release Date

Apr 2009

GeForce 700

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1020 MHz

Base Clock

-

1085 MHz

Boost Clock

-

1350 MHz

Memory Clock

975 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

86.40GB/s

Bandwidth

124.8GB/s

Render Config

-

Compute Units

10

-

640

Shading Units

800

40

TMUs

40

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

13.60 GPixel/s

43.40 GTexel/s

Texture Rate

34.00 GTexel/s

-

1389 GFLOPS

FP32 (float)

1360 GFLOPS

43.40 GFLOPS

FP64 (double)

272.0 GFLOPS

Board Design

60W

TDP

190W

250 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 2.0

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

GM107

GPU Name

RV790

GM107-400-A2

GPU Variant

RV790 XT (215-0758016)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.87 billion

Transistors

0.959 billion

148 mm²

Die Size

282 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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