AMD Radeon R7 250X vs NVIDIA GeForce GT 620 OEM

VS

AMD Radeon R7 250X NVIDIA GeForce GT 620 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 512MB VRAM GeForce GT 620 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250X 's Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 14.37GB/s)

592 additional rendering cores

NVIDIA GeForce GT 620 OEM 's Advantages

Lower TDP (30W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R7 250X +679%

1.216 TFLOPS

GeForce GT 620 OEM

0.156 TFLOPS

Radeon R7 250X

VS

GeForce GT 620 OEM

Graphics Card

Feb 2014

Release Date

Apr 2012

Volcanic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1125 MHz

Memory Clock

898 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

14.37GB/s

Render Config

-

SM Count

1

10

Compute Units

-

640

Shading Units

48

40

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

Theoretical Performance

15.20 GPixel/s

Pixel Rate

1.620 GPixel/s

38.00 GTexel/s

Texture Rate

6.480 GTexel/s

-

FP16 (half)

-

1216 GFLOPS

FP32 (float)

155.5 GFLOPS

76.00 GFLOPS

FP64 (double)

12.96 GFLOPS

Graphics Processor

Cape Verde

GPU Name

GF119

Cape Verde XT

GPU Variant

-

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.292 billion

123 mm²

Die Size

79 mm²

Board Design

80W

TDP

30W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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