NVIDIA GeForce GTX 650 Ti vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA GeForce GTX 650 Ti AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 650 Ti and 2GB VRAM Radeon HD 7870 GHz Edition 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 7 months late

Lower TDP (110W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

More VRAM (2GB vs 1GB)

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

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 650 Ti

1.425 TFLOPS

Radeon HD 7870 GHz Edition +79%

2.56 TFLOPS

GeForce GTX 650 Ti

VS

Radeon HD 7870 GHz Edition

Graphics Card

Oct 2012

Release Date

Mar 2012

GeForce 600

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1350 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

86.40GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

Compute Units

20

768

Shading Units

1280

64

TMUs

80

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

14.85 GPixel/s

Pixel Rate

32.00 GPixel/s

59.39 GTexel/s

Texture Rate

80.00 GTexel/s

-

FP16 (half)

-

1425 GFLOPS

FP32 (float)

2.560 TFLOPS

59.39 GFLOPS

FP64 (double)

160.0 GFLOPS

Graphics Processor

GK106

GPU Name

Pitcairn

GK106-220-A1

GPU Variant

Pitcairn XT (215-0828047)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

2.8 billion

221 mm²

Die Size

212 mm²

Board Design

110W

TDP

175W

300 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.4a

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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