ATI Radeon HD 5450 PCI vs NVIDIA GeForce GT 640 Rev. 2

VS

ATI Radeon HD 5450 PCI NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Lower TDP (19W vs 49W)

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 3 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (40.06GB/s vs 5.328GB/s)

304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI

0.104 TFLOPS

GeForce GT 640 Rev. 2 +672%

0.803 TFLOPS

Radeon HD 5450 PCI

VS

GeForce GT 640 Rev. 2

Graphics Card

Feb 2010

Release Date

May 2013

Evergreen

Generation

GeForce 600

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

333 MHz

Memory Clock

1252 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

64bit

5.328GB/s

Bandwidth

40.06GB/s

Render Config

-

SM Count

-

2

Compute Units

-

80

Shading Units

384

8

TMUs

32

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

Theoretical Performance

2.600 GPixel/s

Pixel Rate

8.368 GPixel/s

5.200 GTexel/s

Texture Rate

33.47 GTexel/s

-

FP16 (half)

-

104.0 GFLOPS

FP32 (float)

803.3 GFLOPS

-

FP64 (double)

33.47 GFLOPS

Graphics Processor

Cedar

GPU Name

GK208

Cedar PRO

GPU Variant

GK208-400-A1

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.02 billion

59 mm²

Die Size

87 mm²

Board Design

19W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

5.0

Shader Model

5.1

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