ATI Radeon HD 5670 640SP Edition vs GeForce GT 755M Mac Edition

Primary details

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

Place in the ranking861not rated
Place by popularitynot in top-100not in top-100
Power efficiency3.01no data
ArchitectureKepler (2012−2018)TeraScale 2 (2009−2015)
GPU code nameGK107Juniper
Market segmentLaptopDesktop
Release date8 November 2013 (11 years ago)18 July 2010 (14 years ago)
Launch price (MSRP)no data$119

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 speed1085 MHz750 MHz
Number of transistors1,270 million1,040 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)50 Watt64 Watt
Texture fill rate34.7224.00
Floating-point processing power0.8333 TFLOPS0.96 TFLOPS
ROPs168
TMUs3232

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 2.0 x16
Lengthno data168 mm
Widthno data1-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 typeGDDR5GDDR5
Maximum RAM amount1 GB512 MB
Memory bus width128 Bit128 Bit
Memory clock speed1250 MHz1000 MHz
Memory bandwidth80 GB/s64 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 ConnectorsNo outputs1x DVI, 1x HDMI, 1x DisplayPort
HDMI-+

API compatibility

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

DirectX12 (11_0)11.2 (11_0)
Shader Model5.15.0
OpenGL4.64.4
OpenCL1.21.2
Vulkan1.1.126N/A
CUDA3.0-

Pros & cons summary


Recency 8 November 2013 18 July 2010
Maximum RAM amount 1 GB 512 MB
Chip lithography 28 nm 40 nm
Power consumption (TDP) 50 Watt 64 Watt

GT 755M Mac Edition has an age advantage of 3 years, a 100% higher maximum VRAM amount, a 42.9% more advanced lithography process, and 28% lower power consumption.

We couldn't decide between GeForce GT 755M Mac Edition and Radeon HD 5670 640SP Edition. We've got no test results to judge.

Be aware that GeForce GT 755M Mac Edition is a notebook card while Radeon HD 5670 640SP Edition is a desktop one.


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 GT 755M Mac Edition
GeForce GT 755M Mac Edition
ATI Radeon HD 5670 640SP Edition
Radeon HD 5670 640SP Edition

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Community ratings

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4.4 10 votes

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