NVIDIA GeForce GTX 650 vs AMD Radeon HD 6930

VS

NVIDIA GeForce GTX 650 AMD Radeon HD 6930

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 650 's Advantages

Released 9 months late

Lower TDP (65W vs 186W)

AMD Radeon HD 6930 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 80.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650

0.812 TFLOPS

Radeon HD 6930 +136%

1.92 TFLOPS

GeForce GTX 650

VS

Radeon HD 6930

Graphics Card

Sep 2012

Release Date

Dec 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

-

1250 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.00GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

Compute Units

20

384

Shading Units

1280

32

TMUs

80

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

8.464 GPixel/s

Pixel Rate

24.00 GPixel/s

33.86 GTexel/s

Texture Rate

60.00 GTexel/s

-

FP16 (half)

-

812.5 GFLOPS

FP32 (float)

1.920 TFLOPS

33.86 GFLOPS

FP64 (double)

480.0 GFLOPS

Graphics Processor

GK107

GPU Name

Cayman

GK107-450-A2

GPU Variant

Cayman CE (215-0807105)

Kepler

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

2.64 billion

118 mm²

Die Size

389 mm²

Board Design

65W

TDP

186W

250 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 6-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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