ATI Radeon X1800 GTO vs GeForce GTX 775M Mac Edition

Place in the ranking	735	1276
Place by popularity	not in top-100	not in top-100
Power efficiency	2.31	0.51
Architecture	Kepler (2012−2018)	R500 (2005−2007)
GPU code name	GK104	R520
Market segment	Laptop	Desktop
Release date	8 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 cores	1344	no data
Core clock speed	797 MHz	500 MHz
Number of transistors	3,540 million	321 million
Manufacturing process technology	28 nm	90 nm
Power consumption (TDP)	100 Watt	48 Watt
Texture fill rate	89.26	6.000
Floating-point processing power	2.142 TFLOPS	no data
ROPs	32	12
TMUs	112	12

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).

Interface	MXM-B (3.0)	PCIe 1.0 x16
Width	no data	1-slot
Supplementary power connectors	no data	1x 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 type	GDDR5	GDDR3
Maximum RAM amount	2 GB	256 MB
Memory bus width	256 Bit	256 Bit
Memory clock speed	1250 MHz	495 MHz
Memory bandwidth	160.0 GB/s	31.68 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 Connectors

No outputs

2x DVI, 1x S-Video

API compatibility

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

DirectX	12 (11_0)	9.0c (9_3)
Shader Model	5.1	3.0
OpenGL	4.6	2.0
OpenCL	1.2	N/A
Vulkan	1.1.126	N/A
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	3.37	0.36
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 a 836.1% 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 X1800 GTO, on the other hand, has 108.3% lower power consumption.

The GeForce GTX 775M Mac Edition is our recommended choice as it beats the Radeon X1800 GTO in performance tests.

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.