ATI Radeon HD 4650 vs ATI Mobility HD 3850

Place in the ranking	1171	1192
Place by popularity	not in top-100	not in top-100
Power efficiency	1.35	0.89
Architecture	TeraScale (2005−2013)	TeraScale (2005−2013)
GPU code name	M88	RV730
Market segment	Laptop	Desktop
Release date	4 June 2008 (16 years ago)	10 September 2008 (16 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	320	320
Core clock speed	580 MHz	600 MHz
Number of transistors	666 million	514 million
Manufacturing process technology	55 nm	55 nm
Power consumption (TDP)	35 Watt	48 Watt
Texture fill rate	9.280	19.20
Floating-point processing power	0.3712 TFLOPS	0.384 TFLOPS
ROPs	16	8
TMUs	16	32

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	PCIe 2.0 x16	PCIe 2.0 x16
Length	no data	193 mm
Width	no data	1-slot

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	GDDR3
Maximum RAM amount	512 MB	256 MB
Memory bus width	256 Bit	128 Bit
Memory clock speed	750 MHz	700 MHz
Memory bandwidth	48 GB/s	22.4 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

2x DVI, 1x S-Video

API compatibility

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

DirectX	10.1 (10_1)	10.1 (10_1)
Shader Model	4.1	4.1
OpenGL	3.3	3.3
OpenCL	N/A	1.1
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.

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

3−4
+50%

2−3

−50%

Full HD
Medium Preset

Assassin's Creed Odyssey	4−5 +33.3%	3−4 −33.3%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Far Cry New Dawn	1−2	0−1
Hitman 3	5−6 +25%	4−5 −25%
Horizon Zero Dawn	10−12 +10%	10−11 −10%
Red Dead Redemption 2	0−1	0−1
Shadow of the Tomb Raider	6−7 +20%	5−6 −20%
Watch Dogs: Legion	30−33 +11.1%	27−30 −11.1%

Full HD
High Preset

Assassin's Creed Odyssey	4−5 +33.3%	3−4 −33.3%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Far Cry New Dawn	1−2	0−1
Hitman 3	5−6 +25%	4−5 −25%
Horizon Zero Dawn	10−12 +10%	10−11 −10%
Red Dead Redemption 2	0−1	0−1
Shadow of the Tomb Raider	6−7 +20%	5−6 −20%
The Witcher 3: Wild Hunt	10−11 +11.1%	9−10 −11.1%
Watch Dogs: Legion	30−33 +11.1%	27−30 −11.1%

Full HD
Ultra Preset

Assassin's Creed Odyssey	4−5 +33.3%	3−4 −33.3%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Hitman 3	5−6 +25%	4−5 −25%
Horizon Zero Dawn	10−12 +10%	10−11 −10%
Shadow of the Tomb Raider	6−7 +20%	5−6 −20%
The Witcher 3: Wild Hunt	10−11 +11.1%	9−10 −11.1%
Watch Dogs: Legion	30−33 +11.1%	27−30 −11.1%

Full HD
Epic Preset

Red Dead Redemption 2

0−1

1440p
High Preset

Far Cry New Dawn

1−2

0−1

1440p
Ultra Preset

Assassin's Creed Odyssey	0−1	0−1
Cyberpunk 2077	1−2	0−1
Far Cry 5	1−2	0−1
Hitman 3	6−7 +20%	5−6 −20%
Horizon Zero Dawn	3−4 +50%	2−3 −50%
Watch Dogs: Legion	2−3 +100%	1−2 −100%