AMD Radeon R9 280X vs NVIDIA GeForce GT 740

VS

AMD Radeon R9 280X NVIDIA GeForce GT 740

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X and 1024MB VRAM GeForce GT 740 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280X 's Advantages

Boost Clock1000MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (288.0GB/s vs 80.19GB/s)

1664 additional rendering cores

NVIDIA GeForce GT 740 's Advantages

Released 7 months late

Lower TDP (64W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 280X +436%

4.096 TFLOPS

GeForce GT 740

0.763 TFLOPS

Radeon R9 280X

VS

GeForce GT 740

Graphics Card

Oct 2013

Release Date

May 2014

Volcanic Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

850 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

1253 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

80.19GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

384

128

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

256 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

7.944 GPixel/s

128.0 GTexel/s

Texture Rate

31.78 GTexel/s

-

FP16 (half)

-

4.096 TFLOPS

FP32 (float)

762.6 GFLOPS

1024 GFLOPS

FP64 (double)

31.78 GFLOPS

Graphics Processor

Tahiti

GPU Name

GK107

Tahiti XTL (215-0821065)

GPU Variant

GK107-425-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

1.27 billion

352 mm²

Die Size

118 mm²

Board Design

250W

TDP

64W

600 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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