NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon R5 340X OEM

VS

NVIDIA GeForce GTX 660 Rev. 2

AMD Radeon R5 340X OEM

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 Rev. 2 and 2GB VRAM Radeon R5 340X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 Rev. 2 's Advantages

Boost Clock1032MHz

Larger VRAM bandwidth (144.2GB/s vs 16.00GB/s)

576 additional rendering cores

AMD Radeon R5 340X OEM 's Advantages

Released 8 months late

Lower TDP (65W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660 Rev. 2 +186%

1.981 TFLOPS

Radeon R5 340X OEM

0.691 TFLOPS

GeForce GTX 660 Rev. 2

VS

Radeon R5 340X OEM

Graphics Card

Sep 2014

Release Date

May 2015

GeForce 600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

980 MHz

Base Clock

-

1032 MHz

Boost Clock

-

1502 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

64bit

144.2GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

6

-

960

Shading Units

384

80

TMUs

24

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

128 KB

-

Theoretical Performance

20.64 GPixel/s

Pixel Rate

7.200 GPixel/s

82.56 GTexel/s

Texture Rate

21.60 GTexel/s

-

1.981 TFLOPS

FP32 (float)

691.2 GFLOPS

82.56 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

140W

TDP

65W

300 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x DisplayPort 1.2

1x 6-pin

Power Connectors

None

Graphics Processor

GK104

GPU Name

Oland

-

GPU Variant

Oland XT (215-0837000)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.95 billion

294 mm²

Die Size

77 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

Related GPU Comparisons

1

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 4080 Ti

2

NVIDIA GeForce GTX 660 Rev. 2 vs ATI Radeon HD 4650 AGP

3

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce G210 OEM Rev. 2

4

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce RTX 4060 Ti AD104

5

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GTX 1650

6

NVIDIA GeForce GTX 660 Rev. 2 vs ATI FirePro V7770

7

NVIDIA GeForce GTX 660 Rev. 2 vs ATI Radeon HD 2950 PRO

8

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce G210 OEM

9

NVIDIA GeForce GTX 660 Rev. 2 vs AMD Radeon HD 6770

10

NVIDIA GeForce GTX 660 Rev. 2 vs NVIDIA GeForce GT 740

Related News

1

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

2

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

3

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

4

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

5

CXMT Reportedly Achieves 80% Yield in DDR5 Production

6

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

7

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

8

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

9

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

10

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