NVIDIA GeForce GTX 465 vs AMD Radeon HD 7850

VS

NVIDIA GeForce GTX 465

AMD Radeon HD 7850

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 465 and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

Released 1 years and 10 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 102.7GB/s)

672 additional rendering cores

Lower TDP (130W vs 200W)

Score

Benchmark

FP32 (float)

GeForce GTX 465

0.855 TFLOPS

Radeon HD 7850 +105%

1.761 TFLOPS

GeForce GTX 465

VS

Radeon HD 7850

Graphics Card

May 2010

Release Date

Mar 2012

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

802 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

102.7GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

16

11

SM Count

-

352

Shading Units

1024

44

TMUs

64

32

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

13.38 GPixel/s

Pixel Rate

27.52 GPixel/s

26.75 GTexel/s

Texture Rate

55.04 GTexel/s

-

855.4 GFLOPS

FP32 (float)

1.761 TFLOPS

106.9 GFLOPS

FP64 (double)

110.1 GFLOPS

Board Design

200W

TDP

130W

550 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF100

GPU Name

Pitcairn

GF100-030-A3

GPU Variant

Pitcairn PRO (215-0828062)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

2.8 billion

529 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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