AMD Radeon HD 6390 vs NVIDIA GeForce GTX 650 Ti

VS

AMD Radeon HD 6390

NVIDIA GeForce GTX 650 Ti

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 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 6390 's Advantages

Lower TDP (39W vs 110W)

NVIDIA GeForce GTX 650 Ti 's Advantages

Released 1 years and 3 months late

Larger VRAM bandwidth (86.40GB/s vs 16.00GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 650 Ti +304%

1.425 TFLOPS

Radeon HD 6390

VS

GeForce GTX 650 Ti

Graphics Card

Jul 2011

Release Date

Oct 2012

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1350 MHz

Memory

1024MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

128bit

16.00GB/s

Bandwidth

86.40GB/s

Render Config

4

Compute Units

-

320

Shading Units

768

16

TMUs

64

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

14.85 GPixel/s

8.800 GTexel/s

Texture Rate

59.39 GTexel/s

-

352.0 GFLOPS

FP32 (float)

1425 GFLOPS

-

FP64 (double)

59.39 GFLOPS

Board Design

39W

TDP

110W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

Redwood

GPU Name

GK106

Redwood LE

GPU Variant

GK106-220-A1

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

2.54 billion

104 mm²

Die Size

221 mm²

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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