AMD Radeon HD 6770 Green Edition vs NVIDIA GeForce GTX 650 Ti

VS

AMD Radeon HD 6770 Green Edition NVIDIA GeForce GTX 650 Ti

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6770 Green Edition 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 6770 Green Edition 's Advantages

Released 6 months late

More VRAM (2GB vs 1GB)

Lower TDP (86W vs 110W)

NVIDIA GeForce GTX 650 Ti 's Advantages

Larger VRAM bandwidth (86.40GB/s vs 21.34GB/s)

48 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770 Green Edition

1.008 TFLOPS

GeForce GTX 650 Ti +41%

1.425 TFLOPS

Radeon HD 6770 Green Edition

VS

GeForce GTX 650 Ti

Graphics Card

Apr 2013

Release Date

Oct 2012

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

667 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

21.34GB/s

Bandwidth

86.40GB/s

Render Config

-

SM Count

-

9

Compute Units

-

720

Shading Units

768

36

TMUs

64

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

Theoretical Performance

11.20 GPixel/s

Pixel Rate

14.85 GPixel/s

25.20 GTexel/s

Texture Rate

59.39 GTexel/s

-

FP16 (half)

-

1008 GFLOPS

FP32 (float)

1425 GFLOPS

-

FP64 (double)

59.39 GFLOPS

Graphics Processor

Juniper

GPU Name

GK106

Juniper LE (215-0754009)

GPU Variant

GK106-220-A1

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

2.54 billion

166 mm²

Die Size

221 mm²

Board Design

86W

TDP

110W

250 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

-

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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