AMD Radeon HD 7850 vs NVIDIA GeForce GTX 650 Ti

VS

AMD Radeon HD 7850

NVIDIA GeForce GTX 650 Ti

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 1024MB VRAM GeForce GTX 650 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 86.40GB/s)

256 additional rendering cores

NVIDIA GeForce GTX 650 Ti 's Advantages

Released 7 months late

Lower TDP (110W vs 130W)

Score

Benchmark

FP32 (float)

Radeon HD 7850 +23%

1.761 TFLOPS

GeForce GTX 650 Ti

1.425 TFLOPS

Radeon HD 7850

VS

GeForce GTX 650 Ti

Graphics Card

Mar 2012

Release Date

Oct 2012

Southern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

86.40GB/s

Render Config

16

Compute Units

-

1024

Shading Units

768

64

TMUs

64

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

27.52 GPixel/s

Pixel Rate

14.85 GPixel/s

55.04 GTexel/s

Texture Rate

59.39 GTexel/s

-

1.761 TFLOPS

FP32 (float)

1425 GFLOPS

110.1 GFLOPS

FP64 (double)

59.39 GFLOPS

Board Design

130W

TDP

110W

300 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Pitcairn

GPU Name

GK106

Pitcairn PRO (215-0828062)

GPU Variant

GK106-220-A1

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.54 billion

212 mm²

Die Size

221 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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