ATI Radeon X1900 GT vs GeForce GTX 775M Mac Edition

#ad 
Buy on Amazon
VS

Aggregate performance score

We've compared GeForce GTX 775M Mac Edition with Radeon X1900 GT, including specs and performance data.

GTX 775M Mac Edition
2013
2 GB GDDR5, 100 Watt
3.37
+787%

GTX 775M Mac Edition outperforms ATI X1900 GT by a whopping 787% based on our aggregate benchmark results.

Primary details

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

Place in the ranking7351268
Place by popularitynot in top-100not in top-100
Power efficiency2.310.35
ArchitectureKepler (2012−2018)R500 (2005−2007)
GPU code nameGK104R580
Market segmentLaptopDesktop
Release date8 November 2013 (11 years ago)1 May 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 MHz575 MHz
Number of transistors3,540 million384 million
Manufacturing process technology28 nm90 nm
Power consumption (TDP)100 Watt75 Watt
Texture fill rate89.266.900
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 MHz600 MHz
Memory bandwidth160.0 GB/s38.4 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-

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 3.37 0.38
Recency 8 November 2013 1 May 2006
Maximum RAM amount 2 GB 256 MB
Chip lithography 28 nm 90 nm
Power consumption (TDP) 100 Watt 75 Watt

GTX 775M Mac Edition has a 786.8% higher aggregate performance score, an age advantage of 7 years, a 700% higher maximum VRAM amount, and a 221.4% more advanced lithography process.

ATI X1900 GT, on the other hand, has 33.3% lower power consumption.

The GeForce GTX 775M Mac Edition is our recommended choice as it beats the Radeon X1900 GT in performance tests.

Be aware that GeForce GTX 775M Mac Edition is a notebook card while Radeon X1900 GT is a desktop one.


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.


NVIDIA GeForce GTX 775M Mac Edition
GeForce GTX 775M Mac Edition
ATI Radeon X1900 GT
Radeon X1900 GT

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.


3.7 31 vote

Rate GeForce GTX 775M Mac Edition on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.9 36 votes

Rate Radeon X1900 GT 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.