Mobility Radeon HD 4870 vs GeForce GTX 660

Place in performance ranking	406	835
Place by popularity	70	not in top-100
Cost-effectiveness evaluation	2.43	0.17
Architecture	Kepler (2012−2018)	Terascale 1 (2008−2010)
GPU code name	GK106	M98-XT
Market segment	Desktop	Laptop
Release date	6 September 2012 (11 years ago)	9 January 2009 (15 years ago)
Launch price (MSRP)	$229	no data
Current price	$172 (0.8x MSRP)	$305

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

GTX 660 has 1329% better value for money than ATI Mobility HD 4870.

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	960	800
CUDA cores	960	no data
Core clock speed	980 MHz	550 MHz
Boost clock speed	1033 MHz	no data
Number of transistors	2,540 million	956 million
Manufacturing process technology	28 nm	55 nm
Power consumption (TDP)	140 Watt	no data
Texture fill rate	78.4 billion/sec	22.00
Floating-point performance	1,981 gflops	880.0 gflops

Form factor & compatibility

Information on GeForce GTX 660 and Mobility Radeon HD 4870 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	no data	large
Bus support	PCI Express 3.0	no data
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	9.5" (24.1 cm)	no data
Height	4.376" (11.1 cm)	no data
Width	2-slot	no data
Supplementary power connectors	One 6-pin	no data
SLI options	+	no 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 type	GDDR5	GDDR5
Maximum RAM amount	2 GB	1 GB
Memory bus width	192-bit GDDR5	256 Bit
Memory clock speed	6.0 GB/s	888 MHz
Memory bandwidth	144.2 GB/s	56.83 GB/s
Shared memory	no data	-

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	One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort	No outputs
Multi monitor support	4 displays	no data
HDMI	+	no data
HDCP	+	no data
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray	+	no data
3D Gaming	+	no data
3D Vision	+	no data

API compatibility

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

DirectX	12 (11_0)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.3	3.3
OpenCL	1.2	1.1
Vulkan	1.1.126	N/A
CUDA	+	no data

Gaming performance

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

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD

47
+88%

−88%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

5−6

+0%

5−6

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	6−7 +0%	6−7 +0%
Battlefield 5	2−3 +0%	2−3 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Far Cry New Dawn	5−6 +0%	5−6 +0%
Forza Horizon 4	6−7 +0%	6−7 +0%
Hitman 3	5−6 +0%	5−6 +0%
Horizon Zero Dawn	12−14 +0%	12−14 +0%
Red Dead Redemption 2	4−5 +0%	4−5 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
Watch Dogs: Legion	14−16 +0%	14−16 +0%

Full HD
High Preset

Assassin's Creed Odyssey	6−7 +0%	6−7 +0%
Battlefield 5	2−3 +0%	2−3 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Far Cry New Dawn	5−6 +0%	5−6 +0%
Forza Horizon 4	6−7 +0%	6−7 +0%
Hitman 3	5−6 +0%	5−6 +0%
Horizon Zero Dawn	12−14 +0%	12−14 +0%
Red Dead Redemption 2	4−5 +0%	4−5 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	6−7 +0%	6−7 +0%
Watch Dogs: Legion	14−16 +0%	14−16 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	6−7 +0%	6−7 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	5−6 +0%	5−6 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Forza Horizon 4	6−7 +0%	6−7 +0%
Horizon Zero Dawn	12−14 +0%	12−14 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	6−7 +0%	6−7 +0%
Watch Dogs: Legion	14−16 +0%	14−16 +0%

Full HD
Epic Preset

Red Dead Redemption 2

4−5

+0%

4−5

+0%

1440p
High Preset

Battlefield 5	3−4 +0%	3−4 +0%
Far Cry New Dawn	6−7 +0%	6−7 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	2−3 +0%	2−3 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	1−2 +0%	1−2 +0%
Far Cry 5	0−1	0−1
Hitman 3	7−8 +0%	7−8 +0%
Horizon Zero Dawn	6−7 +0%	6−7 +0%
The Witcher 3: Wild Hunt	1−2 +0%	1−2 +0%
Watch Dogs: Legion	0−1	0−1

1440p
Epic Preset

Red Dead Redemption 2

5−6

+0%

5−6

+0%

4K
High Preset

Far Cry New Dawn	1−2 +0%	1−2 +0%
Horizon Zero Dawn	4−5 +0%	4−5 +0%

4K
Ultra Preset

Assassin's Creed Odyssey	2−3 +0%	2−3 +0%
Assassin's Creed Valhalla	1−2 +0%	1−2 +0%
Call of Duty: Modern Warfare	1−2 +0%	1−2 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Horizon Zero Dawn	4−5 +0%	4−5 +0%
Watch Dogs: Legion	0−1	0−1

4K
Epic Preset

Red Dead Redemption 2

3−4

+0%

3−4

+0%

This is how GTX 660 and ATI Mobility HD 4870 compete in popular games:

GTX 660 is 88% faster in 1080p

All in all, in popular games:

there's a draw in 53 tests (100%)

Pros & cons summary

Performance score	10.36	2.07
Recency	6 September 2012	9 January 2009
Maximum RAM amount	2 GB	1 GB
Chip lithography	28 nm	55 nm

GTX 660 has a 400.5% higher aggregate performance score, an age advantage of 3 years, a 100% higher maximum VRAM amount, and a 96.4% more advanced lithography process.

The GeForce GTX 660 is our recommended choice as it beats the Mobility Radeon HD 4870 in performance tests.

Be aware that GeForce GTX 660 is a desktop card while Mobility Radeon HD 4870 is a notebook one.

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