GeForce GT 650M Mac Edition vs ATI Radeon HD 4770

Aggregate performance score

We've compared Radeon HD 4770 with GeForce GT 650M Mac Edition, including specs and performance data.

ATI HD 4770
2009
512 MB GDDR5, 80 Watt
2.36
+48.4%

ATI HD 4770 outperforms GT 650M Mac Edition by a considerable 48% based on our aggregate benchmark results.

Primary details

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

Place in the ranking842959
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.29no data
Power efficiency2.062.46
ArchitectureTeraScale (2005−2013)Kepler (2012−2018)
GPU code nameRV740GK107
Market segmentDesktopLaptop
Release date28 April 2009 (15 years ago)12 July 2012 (12 years ago)
Launch price (MSRP)$109 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 cores640384
Core clock speed750 MHz900 MHz
Number of transistors826 million1,270 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)80 Watt45 Watt
Texture fill rate24.0028.80
Floating-point processing power0.96 TFLOPS0.6912 TFLOPS
ROPs1616
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 2.0 x16PCIe 3.0 x16
Length203 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pinno data

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 amount512 MB512 MB
Memory bus width128 Bit128 Bit
Memory clock speed800 MHz1254 MHz
Memory bandwidth51.2 GB/s80.26 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 S-VideoNo outputs

API compatibility

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

DirectX10.1 (10_1)12 (11_0)
Shader Model4.15.1
OpenGL3.34.6
OpenCL1.11.2
VulkanN/A1.1.126
CUDA-3.0

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary


Performance score 2.36 1.59
Recency 28 April 2009 12 July 2012
Chip lithography 40 nm 28 nm
Power consumption (TDP) 80 Watt 45 Watt

ATI HD 4770 has a 48.4% higher aggregate performance score.

GT 650M Mac Edition, on the other hand, has an age advantage of 3 years, a 42.9% more advanced lithography process, and 77.8% lower power consumption.

The Radeon HD 4770 is our recommended choice as it beats the GeForce GT 650M Mac Edition in performance tests.

Be aware that Radeon HD 4770 is a desktop card while GeForce GT 650M Mac Edition is a notebook 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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ATI Radeon HD 4770
Radeon HD 4770
NVIDIA GeForce GT 650M Mac Edition
GeForce GT 650M Mac Edition

Comparisons with similar GPUs

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Community ratings

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4.1 72 votes

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2.6 18 votes

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Questions & comments

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