GeForce GT 640M LE vs Radeon HD 7870 XT

In this comparison between GeForce GT 640M LE and Radeon HD 7870 XT 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 GeForce GT 640M LE will be the best choice, for others Radeon HD 7870 XT will be their preference. Study the comparison tables below and make your choice.

GeForce GT 640M LE Check Price

Radeon HD 7870 XT

GeForce GT 640M LE is a Laptop Graphics Card

Note: GeForce GT 640M LE 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 GeForce GT 640M LE here:

GeForce GT 640M LE Laptops

Main Specs

	GeForce GT 640M LE	Radeon HD 7870 XT
Power consumption (TDP)	20 Watt	185 Watt
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Supplementary power connectors		2x 6-pin
Memory type	DDR3\DDR5	GDDR5
Maximum RAM amount	2 GB	2 GB
Display Connectors	No outputs	1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 7870 XT has 825% more power consumption, than GeForce GT 640M LE.
GeForce GT 640M LE is connected by PCIe 2.0 x16, and Radeon HD 7870 XT uses PCIe 3.0 x16 interface.
GeForce GT 640M LE and Radeon HD 7870 XT have maximum RAM of 2 GB.
GeForce GT 640M LE is used in Laptops, and Radeon HD 7870 XT - in Desktops.
GeForce GT 640M LE is build with Fermi / Kepler architecture, and Radeon HD 7870 XT - with GCN 1.0.
GeForce GT 640M LE and Radeon HD 7870 XT are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7870 XT is 4200 MHz higher, than GeForce GT 640M LE.

Game benchmarks


high / 1080p	0−1	35−40
ultra / 1080p	−	21−24
QHD / 1440p	0−1	16−18
4K / 2160p	−	10−11
low / 720p	1−2	60−65
medium / 1080p	0−1	40−45
The average gaming FPS of Radeon HD 7870 XT in Assassin's Creed Odyssey is 6100% more, than GeForce GT 640M LE.
high / 1080p	−	55−60
ultra / 1080p	−	45−50
QHD / 1440p	0−1	35−40
4K / 2160p	−	18−20
low / 720p	0−1	100−110
medium / 1080p	−	60−65
low / 768p	50−55	50−55
high / 1080p	45−50	−
QHD / 1440p	0−1	0−1
GeForce GT 640M LE and Radeon HD 7870 XT have the same average FPS in Call of Duty: Warzone.
low / 768p	60−65	250−260
medium / 768p	27−30	220−230
ultra / 1080p	7−8	180−190
QHD / 1440p	−	110−120
4K / 2160p	−	70−75
high / 768p	16−18	210−220
The average gaming FPS of Radeon HD 7870 XT in Counter-Strike: Global Offensive is 685% more, than GeForce GT 640M LE.
low / 768p	70−75	60−65
ultra / 1080p	0−1	−
medium / 1080p	45−50	55−60
GeForce GT 640M LE and Radeon HD 7870 XT have the same average FPS in Cyberpunk 2077.
low / 768p	45−50	120−130
medium / 768p	10−11	110−120
ultra / 1080p	0−1	100−110
The average gaming FPS of Radeon HD 7870 XT in Dota 2 is 313% more, than GeForce GT 640M LE.
high / 1080p	−	45−50
ultra / 1080p	−	40−45
QHD / 1440p	−	27−30
4K / 2160p	−	14−16
low / 720p	0−1	80−85
medium / 1080p	−	45−50
high / 1080p	−	60−65
ultra / 1080p	−	45−50
QHD / 1440p	−	27−30
4K / 2160p	−	27−30
low / 720p	21−24	180−190
medium / 1080p	0−1	110−120
The average gaming FPS of Radeon HD 7870 XT in Fortnite is 740% more, than GeForce GT 640M LE.
high / 1080p	0−1	60−65
ultra / 1080p	−	45−50
QHD / 1440p	0−1	30−35
4K / 2160p	−	24−27
low / 720p	0−1	100−110
medium / 1080p	0−1	65−70
low / 768p	18−20	140−150
medium / 768p	−	120−130
high / 1080p	0−1	70−75
ultra / 1080p	−	30−35
QHD / 1440p	0−1	21−24
medium / 720p	12−14	−
The average gaming FPS of Radeon HD 7870 XT in Grand Theft Auto V is 663% more, than GeForce GT 640M LE.
high / 1080p	−	24−27
ultra / 1080p	−	20−22
QHD / 1440p	−	16−18
4K / 2160p	−	8−9
low / 720p	0−1	65−70
medium / 1080p	−	30−35
low / 768p	75−80	130−140
high / 1080p	27−30	−
medium / 1080p	−	120−130
The average gaming FPS of Radeon HD 7870 XT in Minecraft is 75% more, than GeForce GT 640M LE.
ultra / 1080p	−	14−16
low / 720p	8−9	100−110
medium / 1080p	−	18−20
The average gaming FPS of Radeon HD 7870 XT in PLAYERUNKNOWN'S BATTLEGROUNDS is 1212% more, than GeForce GT 640M LE.
high / 1080p	−	24−27
ultra / 1080p	−	16−18
QHD / 1440p	−	10−11
4K / 2160p	−	7−8
low / 720p	0−1	65−70
medium / 1080p	−	35−40
low / 768p	0−1	130−140
medium / 768p	−	85−90
high / 1080p	−	45−50
ultra / 1080p	−	24−27
4K / 2160p	−	16−18
low / 768p	45−50	90−95
medium / 768p	14−16	60−65
ultra / 1080p	0−1	50−55
high / 768p	12−14	60−65
The average gaming FPS of Radeon HD 7870 XT in World of Tanks is 188% more, than GeForce GT 640M LE.

Full Specs

	GeForce GT 640M LE	Radeon HD 7870 XT
Architecture	Fermi / Kepler	GCN 1.0
Code name	N13P-LP	Tahiti
Type	Laptop	Desktop
Release date	22 March 2012	19 November 2012
Pipelines	384	1536
Core clock speed		925 MHz
Boost Clock		975 MHz
Transistor count	585 million	4,313 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate		93.60
Floating-point performance	384.0 gflops	2,995 gflops
Length		267 mm
Memory bus width	128bit	256 Bit
Memory clock speed	1800 - 4000 MHz	6000 MHz
Memory bandwidth		192.0 GB/s
Shared memory	-
DirectX	12 API	12 (11_1)
Shader Model	5.1	5.1
OpenGL	4.5	4.6
OpenCL	1.1	1.2
Vulkan	N/A	1.2.131
CUDA	+
CUDA cores	Up to 384
Bus support	PCI Express 2.0, PCI Express 3.0
HDMI	+
HDCP	+
Maximum VGA resolution	Up to 2048x1536
3D Blu-Ray	+
Bitcoin / BTC (SHA256)	14 Mh/s	346 Mh/s
Laptop size	medium sized
Optimus	+
Ethereum / ETH (DaggerHashimoto)		14.5 Mh/s
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GeForce GT 640M LE vs Radeon HD 7870 XT

GeForce GT 640M LE is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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