NVIDIA GeForce GT 740 OEM vs AMD Radeon R9 390X

VS

NVIDIA GeForce GT 740 OEM

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 740 OEM and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 740 OEM 's Advantages

Lower TDP (65W vs 275W)

AMD Radeon R9 390X 's Advantages

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 80.19GB/s)

2432 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 740 OEM

0.773 TFLOPS

Radeon R9 390X +665%

5.914 TFLOPS

GeForce GT 740 OEM

VS

Radeon R9 390X

Graphics Card

Apr 2015

Release Date

Jun 2015

GeForce 700

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1253 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

512bit

80.19GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

44

-

384

Shading Units

2816

32

TMUs

176

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

8.048 GPixel/s

Pixel Rate

67.20 GPixel/s

32.19 GTexel/s

Texture Rate

184.8 GTexel/s

-

772.6 GFLOPS

FP32 (float)

5.914 TFLOPS

32.19 GFLOPS

FP64 (double)

739.2 GFLOPS

Board Design

65W

TDP

275W

250 W

Suggested PSU

600 W

No outputs

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK106

GPU Name

Grenada

-

GPU Variant

Grenada XT (215-0880004)

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

6.2 billion

221 mm²

Die Size

438 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.3

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