AMD Radeon HD 6790 vs NVIDIA GeForce GT 635 OEM

VS

AMD Radeon HD 6790 NVIDIA GeForce GT 635 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 1024MB VRAM GeForce GT 635 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6790 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)

416 additional rendering cores

NVIDIA GeForce GT 635 OEM 's Advantages

Released 2 years and 6 months late

Lower TDP (35W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 6790 +80%

1.344 TFLOPS

GeForce GT 635 OEM

0.743 TFLOPS

Radeon HD 6790

VS

GeForce GT 635 OEM

Graphics Card

Apr 2011

Release Date

Oct 2013

Northern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

13.44 GPixel/s

Pixel Rate

7.736 GPixel/s

33.60 GTexel/s

Texture Rate

30.94 GTexel/s

-

FP16 (half)

-

1344 GFLOPS

FP32 (float)

742.7 GFLOPS

-

FP64 (double)

30.94 GFLOPS

Graphics Processor

Barts

GPU Name

GK208

Barts LE (215-0798002)

GPU Variant

-

TeraScale 2

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

1.02 billion

255 mm²

Die Size

87 mm²

Board Design

150W

TDP

35W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 6-pin

Power Connectors

None

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

3.5

5.0

Shader Model

5.1

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