AMD Radeon R7 450 OEM vs NVIDIA GeForce GT 620

VS

AMD Radeon R7 450 OEM

NVIDIA GeForce GT 620

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

Released 4 years and 1 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)

416 additional rendering cores

NVIDIA GeForce GT 620 's Advantages

Lower TDP (49W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM +252%

0.947 TFLOPS

GeForce GT 620

0.269 TFLOPS

Radeon R7 450 OEM

VS

GeForce GT 620

Graphics Card

Jun 2016

Release Date

May 2012

Arctic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

14.40GB/s

Render Config

8

Compute Units

-

SM Count

2

512

Shading Units

96

32

TMUs

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

2.800 GPixel/s

29.60 GTexel/s

Texture Rate

11.20 GTexel/s

-

947.2 GFLOPS

FP32 (float)

268.8 GFLOPS

59.20 GFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

65W

TDP

49W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

GF108

Cape Verde PRO2

GPU Variant

GF108-100-KB-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.585 billion

123 mm²

Die Size

116 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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