ATI Radeon HD 3650 vs NVIDIA GeForce GT 620 OEM

VS

ATI Radeon HD 3650 NVIDIA GeForce GT 620 OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3650 and 512MB VRAM GeForce GT 620 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3650 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.37GB/s)

72 additional rendering cores

NVIDIA GeForce GT 620 OEM 's Advantages

Released 4 years and 3 months late

More VRAM (512GB vs 256GB)

Lower TDP (30W vs 65W)

Score

Benchmark

FP32 (float)

Radeon HD 3650 +11%

0.174 TFLOPS

GeForce GT 620 OEM

0.156 TFLOPS

Radeon HD 3650

VS

GeForce GT 620 OEM

Graphics Card

Jan 2008

Release Date

Apr 2012

Radeon R600

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

898 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.37GB/s

Render Config

-

SM Count

1

3

Compute Units

-

120

Shading Units

48

8

TMUs

8

4

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

128 KB

Theoretical Performance

2.900 GPixel/s

Pixel Rate

1.620 GPixel/s

5.800 GTexel/s

Texture Rate

6.480 GTexel/s

-

FP16 (half)

-

174.0 GFLOPS

FP32 (float)

155.5 GFLOPS

-

FP64 (double)

12.96 GFLOPS

Graphics Processor

RV635

GPU Name

GF119

RV635 PRO (215-0682008)

GPU Variant

-

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.378 billion

Transistors

0.292 billion

135 mm²

Die Size

79 mm²

Board Design

65W

TDP

30W

250 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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