AMD Radeon HD 7850 vs NVIDIA GeForce GTX 680 Mac Edition

VS

AMD Radeon HD 7850

NVIDIA GeForce GTX 680 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850 's Advantages

Lower TDP (130W vs 195W)

NVIDIA GeForce GTX 680 Mac Edition 's Advantages

Released 1 years and 1 months late

Boost Clock1058MHz

Larger VRAM bandwidth (192.3GB/s vs 153.6GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7850

1.761 TFLOPS

GeForce GTX 680 Mac Edition +84%

3.25 TFLOPS

Radeon HD 7850

VS

GeForce GTX 680 Mac Edition

Graphics Card

Mar 2012

Release Date

Apr 2013

Southern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

1006 MHz

-

Boost Clock

1058 MHz

1200 MHz

Memory Clock

1502 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

192.3GB/s

Render Config

16

Compute Units

-

1024

Shading Units

1536

64

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

27.52 GPixel/s

Pixel Rate

33.86 GPixel/s

55.04 GTexel/s

Texture Rate

135.4 GTexel/s

-

1.761 TFLOPS

FP32 (float)

3.250 TFLOPS

110.1 GFLOPS

FP64 (double)

135.4 GFLOPS

Board Design

130W

TDP

195W

300 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

GK104

Pitcairn PRO (215-0828062)

GPU Variant

GK104-400-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

3.54 billion

212 mm²

Die Size

294 mm²

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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