ATI Radeon X1800 GTO vs GeForce GTX 775M Mac Edition

Primary details

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

Place in the ranking735not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.35no data
ArchitectureKepler (2012−2018)R500 (2005−2007)
GPU code nameGK104R520
Market segmentLaptopDesktop
Release date8 November 2013 (11 years ago)1 March 2006 (18 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 cores1344no data
Core clock speed797 MHz500 MHz
Number of transistors3,540 million321 million
Manufacturing process technology28 nm90 nm
Power consumption (TDP)100 Watt48 Watt
Texture fill rate89.266.000
Floating-point processing power2.142 TFLOPSno data
ROPs3212
TMUs11212

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).

InterfaceMXM-B (3.0)PCIe 1.0 x16
Widthno data1-slot
Supplementary power connectorsno data1x 6-pin

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 typeGDDR5GDDR3
Maximum RAM amount2 GB256 MB
Memory bus width256 Bit256 Bit
Memory clock speed1250 MHz495 MHz
Memory bandwidth160.0 GB/s31.68 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 outputs2x DVI, 1x S-Video

API compatibility

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

DirectX12 (11_0)9.0c (9_3)
Shader Model5.13.0
OpenGL4.62.0
OpenCL1.2N/A
Vulkan1.1.126N/A
CUDA3.0-

Pros & cons summary


Recency 8 November 2013 1 March 2006
Maximum RAM amount 2 GB 256 MB
Chip lithography 28 nm 90 nm
Power consumption (TDP) 100 Watt 48 Watt

GTX 775M Mac Edition has an age advantage of 7 years, a 700% higher maximum VRAM amount, and a 221.4% more advanced lithography process.

ATI X1800 GTO, on the other hand, has 108.3% lower power consumption.

We couldn't decide between GeForce GTX 775M Mac Edition and Radeon X1800 GTO. We've got no test results to judge.

Be aware that GeForce GTX 775M Mac Edition is a notebook card while Radeon X1800 GTO 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 GTX 775M Mac Edition
GeForce GTX 775M Mac Edition
ATI Radeon X1800 GTO
Radeon X1800 GTO

Comparisons with similar GPUs

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Community ratings

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3.6 27 votes

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4.2 12 votes

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Questions & comments

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