Radeon R7 240 OEM vs GeForce GTX 660 OEM

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking736not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.77no data
ArchitectureKepler (2012−2018)GCN 1.0 (2011−2020)
GPU code nameGK104Oland
Market segmentDesktopDesktop
Release date22 August 2012 (12 years ago)1 November 2013 (11 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores1152320
Core clock speed823 MHz730 MHz
Boost clock speed888 MHz780 MHz
Number of transistors3,540 million950 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)130 Watt50 Watt
Texture fill rate85.2515.60
Floating-point processing power2.046 TFLOPS0.4992 TFLOPS
ROPs328
TMUs9620

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 3.0 x16PCIe 3.0 x8
Length241 mmno data
Width2-slot1-slot
Supplementary power connectors1x 6-pinNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5DDR3
Maximum RAM amount2 GB2 GB
Memory bus width256 Bit128 Bit
Memory clock speed1400 MHz900 MHz
Memory bandwidth179.2 GB/s28.8 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors2x DVI, 1x HDMI, 1x DisplayPort1x DVI, 1x HDMI, 1x VGA
HDMI++

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (11_0)12 (11_1)
Shader Model5.15.1
OpenGL4.64.6
OpenCL1.21.2
Vulkan1.1.1261.2.131
CUDA3.0-

Pros & cons summary


Recency 22 August 2012 1 November 2013
Power consumption (TDP) 130 Watt 50 Watt

R7 240 OEM has an age advantage of 1 year, and 160% lower power consumption.

We couldn't decide between GeForce GTX 660 OEM and Radeon R7 240 OEM. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GTX 660 OEM
GeForce GTX 660 OEM
AMD Radeon R7 240 OEM
Radeon R7 240 OEM

Comparisons with similar GPUs

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Community ratings

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3.8 34 votes

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3 47 votes

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Questions & comments

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