NVIDIA GeForce GTX 680 Mac Edition vs NVIDIA GeForce GT 740 OEM

VS

NVIDIA GeForce GTX 680 Mac Edition NVIDIA GeForce GT 740 OEM

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 1024MB VRAM GeForce GT 740 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 Mac Edition 's Advantages

Boost Clock1058MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (192.3GB/s vs 80.19GB/s)

1152 additional rendering cores

NVIDIA GeForce GT 740 OEM 's Advantages

Released 2 years late

Lower TDP (65W vs 195W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 Mac Edition +320%

3.25 TFLOPS

GeForce GT 740 OEM

0.773 TFLOPS

GeForce GTX 680 Mac Edition

VS

GeForce GT 740 OEM

Graphics Card

Apr 2013

Release Date

Apr 2015

GeForce 600

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.3GB/s

Bandwidth

80.19GB/s

Render Config

-

SM Count

-

Compute Units

-

1536

Shading Units

384

128

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

Theoretical Performance

33.86 GPixel/s

Pixel Rate

8.048 GPixel/s

135.4 GTexel/s

Texture Rate

32.19 GTexel/s

-

FP16 (half)

-

3.250 TFLOPS

FP32 (float)

772.6 GFLOPS

135.4 GFLOPS

FP64 (double)

32.19 GFLOPS

Graphics Processor

GK104

GPU Name

GK106

GK104-400-A2

GPU Variant

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.54 billion

294 mm²

Die Size

221 mm²

Board Design

195W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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