Radeon R7 250XE vs HD 7660D

Primary details

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

Place in the ranking1029not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.10no data
Power efficiency0.91no data
ArchitectureTeraScale 3 (2010−2013)GCN 1.0 (2011−2020)
GPU code nameDevastatorCape Verde
Market segmentDesktopDesktop
Release date2 October 2012 (12 years ago)21 August 2014 (10 years ago)
Launch price (MSRP)$122 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores384640
Core clock speed800 MHz860 MHz
Boost clock speed800 MHzno data
Number of transistors1,303 million1,500 million
Manufacturing process technology32 nm28 nm
Power consumption (TDP)100 Watt80 Watt
Texture fill rate19.2034.40
Floating-point processing power0.6144 TFLOPS1.101 TFLOPS
ROPs816
TMUs2440

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).

InterfaceIGPPCIe 3.0 x16
WidthIGP1-slot
Supplementary power connectorsno dataNone

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 typeSystem SharedGDDR5
Maximum RAM amountSystem Shared1 GB
Memory bus widthSystem Shared128 Bit
Memory clock speedSystem Shared1125 MHz
Memory bandwidthno data72 GB/s
Shared memory+-

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 ConnectorsNo outputs1x DVI, 1x HDMI, 1x VGA
HDMI-+

API compatibility

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

DirectX11.2 (11_0)12 (11_1)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.2.131

Pros & cons summary


Recency 2 October 2012 21 August 2014
Chip lithography 32 nm 28 nm
Power consumption (TDP) 100 Watt 80 Watt

R7 250XE has an age advantage of 1 year, a 14.3% more advanced lithography process, and 25% lower power consumption.

We couldn't decide between Radeon HD 7660D and Radeon R7 250XE. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 7660D
Radeon HD 7660D
AMD Radeon R7 250XE
Radeon R7 250XE

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 129 votes

Rate Radeon HD 7660D on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 4 votes

Rate Radeon R7 250XE on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.