NVIDIA GeForce GTX 650 Ti vs AMD Radeon HD 6850 X2

VS

NVIDIA GeForce GTX 650 Ti AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 Ti and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 Ti 's Advantages

Released 1 years and 1 months late

Lower TDP (110W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (134.4GB/s vs 86.40GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti

1.425 TFLOPS

Radeon HD 6850 X2 +7%

1.536 TFLOPS

GeForce GTX 650 Ti

VS

Radeon HD 6850 X2

Graphics Card

Oct 2012

Release Date

Sep 2011

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1350 MHz

Memory Clock

1050 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

86.40GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

-

Compute Units

12

768

Shading Units

960

64

TMUs

48

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

14.85 GPixel/s

Pixel Rate

25.60 GPixel/s

59.39 GTexel/s

Texture Rate

38.40 GTexel/s

-

FP16 (half)

-

1425 GFLOPS

FP32 (float)

1.536 TFLOPS

59.39 GFLOPS

FP64 (double)

-

Graphics Processor

GK106

GPU Name

Barts

GK106-220-A1

GPU Variant

Barts PRO (215-0798006)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

1.7 billion

221 mm²

Die Size

255 mm²

Board Design

110W

TDP

254W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.4a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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