AMD Radeon HD 6790 vs NVIDIA GeForce GT 740 OEM

VS

AMD Radeon HD 6790

NVIDIA GeForce GT 740 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 1024MB VRAM GeForce GT 740 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 80.19GB/s)

416 additional rendering cores

NVIDIA GeForce GT 740 OEM 's Advantages

Released 4 years late

Lower TDP (65W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 6790 +73%

1.344 TFLOPS

GeForce GT 740 OEM

0.773 TFLOPS

Radeon HD 6790

VS

GeForce GT 740 OEM

Graphics Card

Apr 2011

Release Date

Apr 2015

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

80.19GB/s

Render Config

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

13.44 GPixel/s

Pixel Rate

8.048 GPixel/s

33.60 GTexel/s

Texture Rate

32.19 GTexel/s

-

1344 GFLOPS

FP32 (float)

772.6 GFLOPS

-

FP64 (double)

32.19 GFLOPS

Board Design

150W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

GK106

Barts LE (215-0798002)

GPU Variant

-

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.7 billion

Transistors

2.54 billion

255 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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