NVIDIA GeForce GTX 950 vs ATI Radeon HD 3650

VS

NVIDIA GeForce GTX 950

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 950 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950 's Advantages

Released 7 years and 7 months late

Boost Clock1188MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (105.8GB/s vs 25.60GB/s)

648 additional rendering cores

ATI Radeon HD 3650 's Advantages

Lower TDP (65W vs 90W)

Score

Benchmark

FP32 (float)

GeForce GTX 950 +948%

1.825 TFLOPS

Radeon HD 3650

0.174 TFLOPS

GeForce GTX 950

VS

Radeon HD 3650

Graphics Card

Aug 2015

Release Date

Jan 2008

GeForce 900

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1024 MHz

Base Clock

-

1188 MHz

Boost Clock

-

1653 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

105.8GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

-

768

Shading Units

120

48

TMUs

8

32

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

38.02 GPixel/s

Pixel Rate

2.900 GPixel/s

57.02 GTexel/s

Texture Rate

5.800 GTexel/s

-

1.825 TFLOPS

FP32 (float)

174.0 GFLOPS

57.02 GFLOPS

FP64 (double)

-

Board Design

90W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

GM206

GPU Name

RV635

GM206-250-A1

GPU Variant

RV635 PRO (215-0682008)

Maxwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

2.94 billion

Transistors

0.378 billion

228 mm²

Die Size

135 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.2

CUDA

-

6.4

Shader Model

4.1

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