Radeon HD 6480G + HD 7450M Dual Graphics vs GeForce 7900 GTX

Place in the ranking	1108	1065
Place by popularity	not in top-100	not in top-100
Power efficiency	0.87	no data
Architecture	Curie (2003−2013)	Terascale 2 (2009−2015)
GPU code name	G71	no data
Market segment	Desktop	Laptop
Release date	9 March 2006 (18 years ago)	8 February 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	no data	400
Core clock speed	650 MHz	593 / 700 MHz
Number of transistors	278 million	no data
Manufacturing process technology	90 nm	40 nm
Power consumption (TDP)	84 Watt	no data
Texture fill rate	15.60	no data
ROPs	16	no data
TMUs	24	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).

Interface	PCIe 1.0 x16	no data
Width	1-slot	no data
Supplementary power connectors	1x 6-pin	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	GDDR3	no data
Maximum RAM amount	512 MB	no data
Memory bus width	256 Bit	64 Bit
Memory clock speed	800 MHz	- / 1800 MHz
Memory bandwidth	51.2 GB/s	no data
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

2x DVI, 1x S-Video

no data

API compatibility

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

DirectX	9.0c (9_3)	11
Shader Model	3.0	no data
OpenGL	2.1	no data
OpenCL	N/A	no data
Vulkan	N/A	-

Gaming performance

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

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

3−4

+0%

3−4

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	5−6 +0%	5−6 +0%
Call of Duty: Modern Warfare	4−5 +0%	4−5 +0%
Cyberpunk 2077	3−4 +0%	3−4 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Far Cry New Dawn	3−4 +0%	3−4 +0%
Forza Horizon 4	1−2 +0%	1−2 +0%
Hitman 3	6−7 +0%	6−7 +0%
Horizon Zero Dawn	14−16 +0%	14−16 +0%
Red Dead Redemption 2	2−3 +0%	2−3 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
Watch Dogs: Legion	30−35 +0%	30−35 +0%

Full HD
High Preset

Assassin's Creed Odyssey	5−6 +0%	5−6 +0%
Call of Duty: Modern Warfare	4−5 +0%	4−5 +0%
Cyberpunk 2077	3−4 +0%	3−4 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Far Cry New Dawn	3−4 +0%	3−4 +0%
Forza Horizon 4	1−2 +0%	1−2 +0%
Hitman 3	6−7 +0%	6−7 +0%
Horizon Zero Dawn	14−16 +0%	14−16 +0%
Red Dead Redemption 2	2−3 +0%	2−3 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	10−12 +0%	10−12 +0%
Watch Dogs: Legion	30−35 +0%	30−35 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	5−6 +0%	5−6 +0%
Call of Duty: Modern Warfare	4−5 +0%	4−5 +0%
Cyberpunk 2077	3−4 +0%	3−4 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Forza Horizon 4	1−2 +0%	1−2 +0%
Hitman 3	6−7 +0%	6−7 +0%
Horizon Zero Dawn	14−16 +0%	14−16 +0%
Shadow of the Tomb Raider	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	10−12 +0%	10−12 +0%
Watch Dogs: Legion	30−35 +0%	30−35 +0%

Full HD
Epic Preset

Red Dead Redemption 2

2−3

+0%

2−3

+0%

1440p
High Preset

Battlefield 5	1−2 +0%	1−2 +0%
Far Cry New Dawn	2−3 +0%	2−3 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	1−2 +0%	1−2 +0%
Call of Duty: Modern Warfare	0−1	0−1
Cyberpunk 2077	1−2 +0%	1−2 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Hitman 3	7−8 +0%	7−8 +0%
Horizon Zero Dawn	4−5 +0%	4−5 +0%
The Witcher 3: Wild Hunt	0−1	0−1
Watch Dogs: Legion	5−6 +0%	5−6 +0%

1440p
Epic Preset

Red Dead Redemption 2

4−5

+0%

4−5

+0%

4K
High Preset

Far Cry New Dawn

0−1

4K
Ultra Preset

Assassin's Creed Odyssey	1−2 +0%	1−2 +0%
Assassin's Creed Valhalla	1−2 +0%	1−2 +0%
Call of Duty: Modern Warfare	0−1	0−1
Far Cry 5	0−1	0−1

4K
Epic Preset

Red Dead Redemption 2

2−3

+0%

2−3

+0%

All in all, in popular games:

there's a draw in 47 tests (100%)

Pros & cons summary

Performance score	1.00	1.18
Recency	9 March 2006	8 February 2012
Chip lithography	90 nm	40 nm

HD 6480G + HD 7450M Dual Graphics has a 18% higher aggregate performance score, an age advantage of 5 years, and a 125% more advanced lithography process.

The Radeon HD 6480G + HD 7450M Dual Graphics is our recommended choice as it beats the GeForce 7900 GTX in performance tests.

Be aware that GeForce 7900 GTX is a desktop card while Radeon HD 6480G + HD 7450M Dual Graphics is a notebook one.

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