Radeon HD 6520G + HD 7450M Dual Graphics vs ATI HD 3850

Place in the ranking	1106	1021
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Power efficiency	0.94	no data
Architecture	TeraScale (2005−2013)	Terascale 2 (2009−2015)
GPU code name	RV670	no data
Market segment	Desktop	Laptop
Release date	19 November 2007 (17 years ago)	8 February 2012 (12 years ago)
Launch price (MSRP)	$179	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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	320	480
Core clock speed	668 MHz	400 / 700 MHz
Number of transistors	666 million	no data
Manufacturing process technology	55 nm	40 nm
Power consumption (TDP)	75 Watt	no data
Texture fill rate	10.69	no data
Floating-point processing power	0.4275 TFLOPS	no data
ROPs	16	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).

Interface	PCIe 2.0 x16	no data
Length	208 mm	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	1 GB	no data
Memory bus width	256 Bit	64 Bit
Memory clock speed	830 MHz	1800 MHz
Memory bandwidth	53.12 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	10.1 (10_1)	11
Shader Model	4.1	no data
OpenGL	3.3	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

Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Elden Ring	1−2 +0%	1−2 +0%

Full HD
Medium Preset

Battlefield 5	1−2 +0%	1−2 +0%
Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Forza Horizon 4	9−10 +0%	9−10 +0%
Red Dead Redemption 2	7−8 +0%	7−8 +0%

Full HD
High Preset

Battlefield 5	1−2 +0%	1−2 +0%
Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Dota 2	1−2 +0%	1−2 +0%
Elden Ring	1−2 +0%	1−2 +0%
Far Cry 5	10−12 +0%	10−12 +0%
Fortnite	6−7 +0%	6−7 +0%
Forza Horizon 4	9−10 +0%	9−10 +0%
Grand Theft Auto V	1−2 +0%	1−2 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	14−16 +0%	14−16 +0%
Red Dead Redemption 2	7−8 +0%	7−8 +0%
The Witcher 3: Wild Hunt	7−8 +0%	7−8 +0%
World of Tanks	27−30 +0%	27−30 +0%

Full HD
Ultra Preset

Battlefield 5	1−2 +0%	1−2 +0%
Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	4−5 +0%	4−5 +0%
Dota 2	1−2 +0%	1−2 +0%
Far Cry 5	10−12 +0%	10−12 +0%
Forza Horizon 4	9−10 +0%	9−10 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	14−16 +0%	14−16 +0%

1440p
High Preset

PLAYERUNKNOWN'S BATTLEGROUNDS	8−9 +0%	8−9 +0%
Red Dead Redemption 2	0−1	0−1
World of Tanks	8−9 +0%	8−9 +0%

1440p
Ultra Preset

Counter-Strike 2	9−10 +0%	9−10 +0%
Cyberpunk 2077	2−3 +0%	2−3 +0%
Far Cry 5	5−6 +0%	5−6 +0%
The Witcher 3: Wild Hunt	3−4 +0%	3−4 +0%
Valorant	6−7 +0%	6−7 +0%

4K
High Preset

Dota 2	16−18 +0%	16−18 +0%
Elden Ring	0−1	0−1
Grand Theft Auto V	14−16 +0%	14−16 +0%
PLAYERUNKNOWN'S BATTLEGROUNDS	4−5 +0%	4−5 +0%
Red Dead Redemption 2	0−1	0−1
The Witcher 3: Wild Hunt	14−16 +0%	14−16 +0%

4K
Ultra Preset

Battlefield 5	1−2 +0%	1−2 +0%
Cyberpunk 2077	1−2 +0%	1−2 +0%
Dota 2	16−18 +0%	16−18 +0%
Far Cry 5	1−2 +0%	1−2 +0%
Valorant	1−2 +0%	1−2 +0%

All in all, in popular games:

there's a draw in 44 tests (100%)

Pros & cons summary

Performance score	1.02	1.36
Recency	19 November 2007	8 February 2012
Chip lithography	55 nm	40 nm

HD 6520G + HD 7450M Dual Graphics has a 33.3% higher aggregate performance score, an age advantage of 4 years, and a 37.5% more advanced lithography process.

The Radeon HD 6520G + HD 7450M Dual Graphics is our recommended choice as it beats the Radeon HD 3850 in performance tests.

Be aware that Radeon HD 3850 is a desktop card while Radeon HD 6520G + 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.