NVIDIA GeForce GTX 680 vs AMD Radeon HD 6850 X2

VS

NVIDIA GeForce GTX 680

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680 's Advantages

Released 6 months late

Boost Clock1058MHz

Larger VRAM bandwidth (192.3GB/s vs 134.4GB/s)

576 additional rendering cores

Lower TDP (195W vs 254W)

Score

Benchmark

FP32 (float)

GeForce GTX 680 +111%

3.25 TFLOPS

Radeon HD 6850 X2

1.536 TFLOPS

GeForce GTX 680

VS

Radeon HD 6850 X2

Graphics Card

Mar 2012

Release Date

Sep 2011

GeForce 600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1058 MHz

Boost Clock

-

1502 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

192.3GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

-

1536

Shading Units

960

128

TMUs

48

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

33.86 GPixel/s

Pixel Rate

25.60 GPixel/s

135.4 GTexel/s

Texture Rate

38.40 GTexel/s

-

3.250 TFLOPS

FP32 (float)

1.536 TFLOPS

135.4 GFLOPS

FP64 (double)

-

Board Design

195W

TDP

254W

450 W

Suggested PSU

600 W

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

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GK104

GPU Name

Barts

GK104-400-A2

GPU Variant

Barts PRO (215-0798006)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

1.7 billion

294 mm²

Die Size

255 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

Related GPU Comparisons

1

NVIDIA GeForce GTX 680 vs AMD FirePro W4300

2

NVIDIA GeForce GTX 680 vs NVIDIA RTX 4500 Ada Generation

3

NVIDIA GeForce GTX 680 vs AMD Radeon RX 580G

4

NVIDIA GeForce GTX 680 vs ATI Radeon HD 5570

5

NVIDIA GeForce GTX 680 vs NVIDIA GeForce GTX 660 OEM

6

NVIDIA GeForce GTX 680 vs ATI Radeon HD 2400

7

NVIDIA GeForce GTX 680 vs AMD Radeon HD 7950 Mac Edition

8

NVIDIA GeForce GTX 680 vs NVIDIA GeForce GTX TITAN X

9

NVIDIA GeForce GTX 680 vs AMD Radeon RX Vega 64 Liquid Cooling

10

NVIDIA GeForce GTX 680 vs NVIDIA GeForce 9300 GE

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU