ATI Radeon HD 4870 X2 vs GeForce GTX 775M Mac Edition

Place in the ranking	736	732
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.15
Power efficiency	2.31	0.81
Architecture	Kepler (2012−2018)	TeraScale (2005−2013)
GPU code name	GK104	R700
Market segment	Laptop	Desktop
Release date	8 November 2013 (11 years ago)	12 August 2008 (16 years ago)
Launch price (MSRP)	no data	$550

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 cores	1344	800
Core clock speed	797 MHz	700 MHz
Number of transistors	3,540 million	956 million
Manufacturing process technology	28 nm	55 nm
Power consumption (TDP)	100 Watt	286 Watt
Texture fill rate	89.26	28.00
Floating-point processing power	2.142 TFLOPS	1.12 TFLOPS
ROPs	32	16
TMUs	112	40

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 2.0 x16
Length	no data	267 mm
Width	no data	2-slot
Supplementary power connectors	no data	1x 6-pin + 1x 8-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	GDDR5
Maximum RAM amount	2 GB	1 GB
Memory bus width	256 Bit	256 Bit
Memory clock speed	1250 MHz	900 MHz
Memory bandwidth	160.0 GB/s	115.2 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)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.6	3.3
OpenCL	1.2	1.1
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	3.40
Recency	8 November 2013	12 August 2008
Maximum RAM amount	2 GB	1 GB
Chip lithography	28 nm	55 nm
Power consumption (TDP)	100 Watt	286 Watt

GTX 775M Mac Edition has an age advantage of 5 years, a 100% higher maximum VRAM amount, a 96.4% more advanced lithography process, and 186% lower power consumption.

ATI HD 4870 X2, on the other hand, has a 0.9% higher aggregate performance score.

Given the minimal performance differences, no clear winner can be declared between GeForce GTX 775M Mac Edition and Radeon HD 4870 X2.

Be aware that GeForce GTX 775M Mac Edition is a notebook card while Radeon HD 4870 X2 is a desktop one.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.