NVIDIA GeForce GTX 750 Ti vs ATI Radeon HD 4450

VS

NVIDIA GeForce GTX 750 Ti

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 750 Ti and 512MB VRAM Radeon HD 4450 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 2 years and 3 months late

Boost Clock1085MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (86.40GB/s vs 6.400GB/s)

560 additional rendering cores

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 60W)

Score

Benchmark

FP32 (float)

GeForce GTX 750 Ti +1346%

1.389 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 750 Ti

VS

Radeon HD 4450

Graphics Card

Feb 2014

Release Date

Nov 2011

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

400 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

86.40GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

-

640

Shading Units

80

40

TMUs

8

16

ROPs

4

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

64 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

2.400 GPixel/s

43.40 GTexel/s

Texture Rate

4.800 GTexel/s

-

1389 GFLOPS

FP32 (float)

96.00 GFLOPS

43.40 GFLOPS

FP64 (double)

-

Board Design

60W

TDP

25W

250 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 2.0

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

None

Power Connectors

None

Graphics Processor

GM107

GPU Name

RV710

GM107-400-A2

GPU Variant

RV710 (215-0725016)

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.87 billion

Transistors

0.242 billion

148 mm²

Die Size

73 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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