Radeon HD 6450M vs GeForce Go 7900 GS

Place in the ranking	1239	1189
Place by popularity	not in top-100	not in top-100
Power efficiency	1.58	no data
Architecture	Curie (2003−2013)	TeraScale 2 (2009−2015)
GPU code name	G71	Seymour
Market segment	Laptop	Laptop
Release date	18 April 2006 (18 years ago)	4 January 2011 (13 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	27	160
Core clock speed	375 MHz	600 MHz
Boost clock speed	375 MHz	no data
Number of transistors	278 million	370 million
Manufacturing process technology	90 nm	40 nm
Power consumption (TDP)	20 Watt	no data
Texture fill rate	7.500	4.800
Floating-point processing power	no data	0.192 TFLOPS
ROPs	16	4
TMUs	20	8

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	large	no data
Interface	MXM-II	PCIe 2.0 x16

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	GDDR3	DDR3
Maximum RAM amount	512 MB	1 GB
Memory bus width	256 Bit	64 Bit
Memory clock speed	500 MHz	800 MHz
Memory bandwidth	32 GB/s	12.8 GB/s
Shared memory	-	-

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

API compatibility

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

DirectX	9.0c (9_3)	11.2 (11_0)
Shader Model	3.0	5.0
OpenGL	2.1	4.4
OpenCL	N/A	1.2
Vulkan	N/A	N/A

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

5−6

−60%

8
+60%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

2−3

−50%

3−4
+50%

Full HD
Medium Preset

Assassin's Creed Odyssey	3−4 −33.3%	4−5 +33.3%
Call of Duty: Modern Warfare	2−3 −50%	3−4 +50%
Cyberpunk 2077	2−3 −50%	3−4 +50%
Hitman 3	4−5 −25%	5−6 +25%
Horizon Zero Dawn	8−9 −37.5%	10−12 +37.5%
Shadow of the Tomb Raider	4−5 −50%	6−7 +50%
Watch Dogs: Legion	27−30 −7.1%	30−33 +7.1%

Full HD
High Preset

Assassin's Creed Odyssey	3−4 −33.3%	4−5 +33.3%
Call of Duty: Modern Warfare	2−3 −50%	3−4 +50%
Cyberpunk 2077	2−3 −50%	3−4 +50%
Hitman 3	4−5 −25%	5−6 +25%
Horizon Zero Dawn	8−9 −37.5%	10−12 +37.5%
Shadow of the Tomb Raider	4−5 −50%	6−7 +50%
The Witcher 3: Wild Hunt	9−10 −11.1%	10−11 +11.1%
Watch Dogs: Legion	27−30 −7.1%	30−33 +7.1%

Full HD
Ultra Preset

Assassin's Creed Odyssey	3−4 −33.3%	4−5 +33.3%
Call of Duty: Modern Warfare	2−3 −50%	3−4 +50%
Cyberpunk 2077	2−3 −50%	3−4 +50%
Hitman 3	4−5 −25%	5−6 +25%
Horizon Zero Dawn	8−9 −37.5%	10−12 +37.5%
Shadow of the Tomb Raider	4−5 −50%	6−7 +50%
The Witcher 3: Wild Hunt	9−10 −11.1%	10−11 +11.1%
Watch Dogs: Legion	27−30 −7.1%	30−33 +7.1%

1440p
Ultra Preset

Cyberpunk 2077	0−1	1−2
Hitman 3	6−7 +0%	6−7 +0%
Horizon Zero Dawn	2−3 −50%	3−4 +50%

1440p
Epic Preset

Red Dead Redemption 2

2−3

−50%

3−4
+50%

4K
Ultra Preset

Assassin's Creed Odyssey	1−2 +0%	1−2 +0%
Assassin's Creed Valhalla	0−1	0−1

4K
Epic Preset

Red Dead Redemption 2

2−3

+0%

2−3

+0%

Full HD
Medium Preset

Far Cry New Dawn

1−2

+0%

1−2

+0%

Full HD
High Preset

Far Cry New Dawn

1−2

+0%

1−2

+0%

1440p
High Preset

Far Cry New Dawn

1−2

+0%

1−2

+0%

1440p
Ultra Preset

Assassin's Creed Odyssey	0−1	0−1
Far Cry 5	1−2 +0%	1−2 +0%
Watch Dogs: Legion	2−3 +0%	2−3 +0%

This is how Go 7900 GS and HD 6450M compete in popular games:

HD 6450M is 60% faster in 1080p

Here's the range of performance differences observed across popular games:

in Cyberpunk 2077, with 1080p resolution and the Low Preset, the HD 6450M is 50% faster.

All in all, in popular games:

HD 6450M is ahead in 26 tests (76%)
there's a draw in 8 tests (24%)

Pros & cons summary

Performance score	0.46	0.65
Recency	18 April 2006	4 January 2011
Maximum RAM amount	512 MB	1 GB
Chip lithography	90 nm	40 nm

HD 6450M has a 41.3% higher aggregate performance score, an age advantage of 4 years, a 100% higher maximum VRAM amount, and a 125% more advanced lithography process.

The Radeon HD 6450M is our recommended choice as it beats the GeForce Go 7900 GS in performance tests.

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