NVIDIA GeForce GTX 750 vs AMD Radeon R9 390

VS

NVIDIA GeForce GTX 750

AMD Radeon R9 390

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 750 and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 750 's Advantages

Boost Clock1085MHz

Lower TDP (55W vs 275W)

AMD Radeon R9 390 's Advantages

Released 1 years and 4 months late

More VRAM (8GB vs 1024GB)

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

2048 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 750

1.111 TFLOPS

Radeon R9 390 +360%

5.12 TFLOPS

3DMark Time Spy

GeForce GTX 750

1048

Radeon R9 390 +276%

3950

GeForce GTX 750

VS

Radeon R9 390

Graphics Card

Feb 2014

Release Date

Jun 2015

GeForce 700

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1020 MHz

Base Clock

-

1085 MHz

Boost Clock

-

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

40

-

512

Shading Units

2560

32

TMUs

160

16

ROPs

64

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

64.00 GPixel/s

34.72 GTexel/s

Texture Rate

160.0 GTexel/s

-

1111 GFLOPS

FP32 (float)

5.120 TFLOPS

34.72 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

55W

TDP

275W

250 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 2.0

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GM107

GPU Name

Grenada

GM107-300-A2

GPU Variant

Grenada PRO (215-0880030)

Maxwell

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

6.2 billion

148 mm²

Die Size

438 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.3

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