Radeon HD 4770 vs Radeon HD 6990M

In this comparison between Radeon HD 4770 and Radeon HD 6990M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 4770 will be the best choice, for others Radeon HD 6990M will be their preference. Study the comparison tables below and make your choice.

Radeon HD 4770

Radeon HD 6990M Check Price

Radeon HD 6990M is a Laptop Graphics Card

Note: Radeon HD 6990M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon HD 6990M here:

Radeon HD 6990M Laptops

Main Specs

	Radeon HD 4770	Radeon HD 6990M
Power consumption (TDP)	80 Watt	100 Watt
Interface	PCIe 2.0 x16	MXM-B (3.0)
Supplementary power connectors	1x 6-pin	None
Memory type	GDDR5	GDDR5
Maximum RAM amount	512 MB	2 GB
Display Connectors	2x DVI, 1x S-Video	No outputs
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Radeon HD 6990M has 25% more power consumption, than Radeon HD 4770.
Radeon HD 4770 is connected by PCIe 2.0 x16, and Radeon HD 6990M uses MXM-B (3.0) interface.
Radeon HD 4770 has 510 GB more memory, than Radeon HD 6990M.
Radeon HD 4770 is used in Desktops, and Radeon HD 6990M - in Laptops.
Radeon HD 4770 is build with TeraScale architecture, and Radeon HD 6990M - with Terascale 2.
Core clock speed of Radeon HD 4770 is 35 MHz higher, than Radeon HD 6990M.
Radeon HD 4770 and Radeon HD 6990M are manufactured by 40 nm process technology.
Memory clock speed of Radeon HD 4770 is 2300 MHz higher, than Radeon HD 6990M.

Game benchmarks


high / 1080p	1−2	14−16
ultra / 1080p	0−1	8−9
QHD / 1440p	0−1	3−4
low / 720p	10−12	30−33
medium / 1080p	2−3	16−18
The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 320% more, than Radeon HD 4770.
high / 1080p	−	21−24
ultra / 1080p	3−4	18−20
QHD / 1440p	0−1	6−7
4K / 2160p	−	5−6
low / 720p	12−14	45−50
medium / 1080p	4−5	24−27
The average gaming FPS of Radeon HD 6990M in Battlefield 5 is 328% more, than Radeon HD 4770.
low / 768p	50−55	45−50
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
The average gaming FPS of Radeon HD 4770 in Call of Duty: Warzone is 10% more, than Radeon HD 6990M.
low / 768p	110−120	200−210
medium / 768p	85−90	170−180
ultra / 1080p	35−40	90−95
QHD / 1440p	−	50−55
4K / 2160p	10−11	30−33
high / 768p	60−65	130−140
The average gaming FPS of Radeon HD 6990M in Counter-Strike: Global Offensive is 104% more, than Radeon HD 4770.
low / 768p	70−75	55−60
ultra / 1080p	14−16	35−40
medium / 1080p	45−50	45−50
The average gaming FPS of Radeon HD 6990M in Cyberpunk 2077 is 4% more, than Radeon HD 4770.
low / 768p	70−75	100−110
medium / 768p	45−50	90−95
ultra / 1080p	18−20	60−65
The average gaming FPS of Radeon HD 6990M in Dota 2 is 86% more, than Radeon HD 4770.
high / 1080p	2−3	16−18
ultra / 1080p	2−3	14−16
4K / 2160p	0−1	6−7
low / 720p	10−11	35−40
medium / 1080p	3−4	18−20
The average gaming FPS of Radeon HD 6990M in Far Cry 5 is 450% more, than Radeon HD 4770.
high / 1080p	−	24−27
ultra / 1080p	5−6	18−20
QHD / 1440p	1−2	16−18
low / 720p	45−50	95−100
medium / 1080p	8−9	50−55
The average gaming FPS of Radeon HD 6990M in Fortnite is 206% more, than Radeon HD 4770.
high / 1080p	3−4	24−27
ultra / 1080p	−	18−20
QHD / 1440p	0−1	8−9
low / 720p	14−16	50−55
medium / 1080p	5−6	27−30
The average gaming FPS of Radeon HD 6990M in Forza Horizon 4 is 337% more, than Radeon HD 4770.
low / 768p	40−45	80−85
medium / 768p	−	70−75
high / 1080p	3−4	27−30
ultra / 1080p	2−3	10−12
QHD / 1440p	0−1	2−3
medium / 720p	35−40	−
The average gaming FPS of Radeon HD 6990M in Grand Theft Auto V is 150% more, than Radeon HD 4770.
high / 1080p	1−2	9−10
ultra / 1080p	0−1	7−8
4K / 2160p	0−1	2−3
low / 720p	3−4	27−30
medium / 1080p	2−3	12−14
The average gaming FPS of Radeon HD 6990M in Metro Exodus is 750% more, than Radeon HD 4770.
low / 768p	85−90	110−120
high / 1080p	55−60	−
ultra / 1080p	−	100−110
medium / 1080p	−	100−110
The average gaming FPS of Radeon HD 6990M in Minecraft is 32% more, than Radeon HD 4770.
high / 1080p	14−16	21−24
ultra / 1080p	12−14	16−18
low / 720p	24−27	55−60
medium / 1080p	14−16	24−27
The average gaming FPS of Radeon HD 6990M in PLAYERUNKNOWN'S BATTLEGROUNDS is 76% more, than Radeon HD 4770.
high / 1080p	−	14−16
ultra / 1080p	3−4	9−10
QHD / 1440p	0−1	0−1
low / 720p	4−5	27−30
medium / 1080p	−	16−18
The average gaming FPS of Radeon HD 6990M in Red Dead Redemption 2 is 375% more, than Radeon HD 4770.
low / 768p	8−9	50−55
medium / 768p	7−8	30−35
high / 1080p	3−4	18−20
ultra / 1080p	3−4	10−11
4K / 2160p	0−1	8−9
The average gaming FPS of Radeon HD 6990M in The Witcher 3: Wild Hunt is 460% more, than Radeon HD 4770.
low / 768p	70−75	100−105
medium / 768p	35−40	60−65
ultra / 1080p	12−14	30−35
high / 768p	30−33	50−55
The average gaming FPS of Radeon HD 6990M in World of Tanks is 63% more, than Radeon HD 4770.

Full Specs

	Radeon HD 4770	Radeon HD 6990M
Architecture	TeraScale	Terascale 2
Code name	RV740	Blackcomb XTX
Type	Desktop	Laptop
Release date	28 April 2009	12 July 2011
Pipelines	640	1120
Core clock speed	750 MHz	715 MHz
Transistor count	826 million	1,700 million
Manufacturing process technology	40 nm	40 nm
Texture fill rate	24.00	40.04
Floating-point performance	960.0 gflops	1,601.6 gflops
Length	203 mm
Memory bus width	128 Bit	256 Bit
Memory clock speed	3200 MHz	900 MHz
Memory bandwidth	51.2 GB/s	115.2 GB/s
Shared memory		-
DirectX	10.1 (10_1)	11.2 (11_0)
Shader Model	4.1	5.0
OpenGL	3.3	4.4
OpenCL	1.1	1.2
Vulkan	N/A	N/A
Laptop size		large
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Radeon HD 4770 vs Radeon HD 6990M

Radeon HD 6990M is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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