NVIDIA GeForce GTX 465 vs ATI Radeon HD 3650

VS

NVIDIA GeForce GTX 465

ATI Radeon HD 3650

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 465 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 465 's Advantages

Released 2 years and 4 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (102.7GB/s vs 25.60GB/s)

232 additional rendering cores

ATI Radeon HD 3650 's Advantages

Lower TDP (65W vs 200W)

Score

Benchmark

FP32 (float)

GeForce GTX 465 +391%

0.855 TFLOPS

Radeon HD 3650

0.174 TFLOPS

GeForce GTX 465

VS

Radeon HD 3650

Graphics Card

May 2010

Release Date

Jan 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

802 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

102.7GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

11

SM Count

-

352

Shading Units

120

44

TMUs

8

32

ROPs

4

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

128 KB

-

Theoretical Performance

13.38 GPixel/s

Pixel Rate

2.900 GPixel/s

26.75 GTexel/s

Texture Rate

5.800 GTexel/s

-

855.4 GFLOPS

FP32 (float)

174.0 GFLOPS

106.9 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

65W

550 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

RV635

GF100-030-A3

GPU Variant

RV635 PRO (215-0682008)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3.1 billion

Transistors

0.378 billion

529 mm²

Die Size

135 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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