Radeon HD 7660G + HD 7670M Dual Graphics vs GeForce GT 820M

Place in the ranking	991	872
Place by popularity	not in top-100	not in top-100
Power efficiency	6.74	no data
Architecture	Fermi 2.0 (2010−2014)	Terascale 2 (2009−2015)
GPU code name	GF117	no data
Market segment	Laptop	Laptop
Release date	27 November 2013 (11 years ago)	15 May 2012 (12 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	96	862
Core clock speed	775 MHz	685 / 600 MHz
Number of transistors	585 million	no data
Manufacturing process technology	28 nm	32 nm
Power consumption (TDP)	15 Watt	no data
Texture fill rate	12.40	no data
Floating-point processing power	0.2976 TFLOPS	no data
ROPs	8	no data
TMUs	16	no data

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).

Laptop size	no data	medium sized
Interface	PCIe 2.0 x16	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	DDR3	DDR3,GDDR5
Maximum RAM amount	1 GB	no data
Memory bus width	64 Bit	128 Bit
Memory clock speed	900 MHz	1800 MHz
Memory bandwidth	14.4 GB/s	no data
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

No outputs

no data

API compatibility

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

DirectX	12 (11_0)	11
Shader Model	5.1	no data
OpenGL	4.6	no data
OpenCL	1.1	no data
Vulkan	N/A	-
CUDA	2.1	-

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

12−14

−58.3%

19
+58.3%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

4−5

+0%

4−5

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	7−8 +0%	7−8 +0%
Battlefield 5	1−2 +0%	1−2 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Far Cry New Dawn	5−6 +0%	5−6 +0%
Forza Horizon 4	8−9 +0%	8−9 +0%
Hitman 3	7−8 +0%	7−8 +0%
Horizon Zero Dawn	18−20 +0%	18−20 +0%
Red Dead Redemption 2	4−5 +0%	4−5 +0%
Shadow of the Tomb Raider	10−11 +0%	10−11 +0%
Watch Dogs: Legion	35−40 +0%	35−40 +0%

Full HD
High Preset

Assassin's Creed Odyssey	7−8 +0%	7−8 +0%
Battlefield 5	1−2 +0%	1−2 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Far Cry New Dawn	5−6 +0%	5−6 +0%
Forza Horizon 4	8−9 +0%	8−9 +0%
Hitman 3	7−8 +0%	7−8 +0%
Horizon Zero Dawn	18−20 +0%	18−20 +0%
Red Dead Redemption 2	4−5 +0%	4−5 +0%
Shadow of the Tomb Raider	10−11 +0%	10−11 +0%
The Witcher 3: Wild Hunt	12−14 +0%	12−14 +0%
Watch Dogs: Legion	35−40 +0%	35−40 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	7−8 +0%	7−8 +0%
Call of Duty: Modern Warfare	5−6 +0%	5−6 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Far Cry 5	3−4 +0%	3−4 +0%
Forza Horizon 4	8−9 +0%	8−9 +0%
Hitman 3	7−8 +0%	7−8 +0%
Horizon Zero Dawn	18−20 +0%	18−20 +0%
Shadow of the Tomb Raider	10−11 +0%	10−11 +0%
The Witcher 3: Wild Hunt	12−14 +0%	12−14 +0%
Watch Dogs: Legion	35−40 +0%	35−40 +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	3−4 +0%	3−4 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	2−3 +0%	2−3 +0%
Call of Duty: Modern Warfare	1−2 +0%	1−2 +0%
Cyberpunk 2077	1−2 +0%	1−2 +0%
Far Cry 5	2−3 +0%	2−3 +0%
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	10−12 +0%	10−12 +0%

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%

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%
Watch Dogs: Legion	0−1	0−1