NVIDIA GeForce GT 740 OEM vs AMD Radeon HD 7950 Mac Edition

VS

NVIDIA GeForce GT 740 OEM

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 740 OEM and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 740 OEM 's Advantages

Released 2 years and 1 months late

Lower TDP (65W vs 200W)

AMD Radeon HD 7950 Mac Edition 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 80.19GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 740 OEM

0.773 TFLOPS

Radeon HD 7950 Mac Edition +270%

2.867 TFLOPS

GeForce GT 740 OEM

VS

Radeon HD 7950 Mac Edition

Graphics Card

Apr 2015

Release Date

Mar 2013

GeForce 700

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1253 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

80.19GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

-

384

Shading Units

1792

32

TMUs

112

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

8.048 GPixel/s

Pixel Rate

25.60 GPixel/s

32.19 GTexel/s

Texture Rate

89.60 GTexel/s

-

772.6 GFLOPS

FP32 (float)

2.867 TFLOPS

32.19 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

65W

TDP

200W

250 W

Suggested PSU

550 W

No outputs

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

GK106

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO (215-0821056)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

4.313 billion

221 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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