Mobility Radeon HD 4850 vs R9 M275

Place in performance ranking	750	906
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.12	0.16
Architecture	GCN (2011−2017)	Terascale 1 (2008−2010)
GPU code name	Venus	M98
Market segment	Laptop	Laptop
Release date	1 August 2014 (9 years ago)	9 January 2009 (15 years ago)
Launch price (MSRP)	$799.99	no data
Current price	$912 (1.1x MSRP)	$187

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

ATI Mobility HD 4850 has 33% better value for money than R9 M275.

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	640	800
Core clock speed	925 MHz	500 MHz
Boost clock speed	925 MHz	no data
Number of transistors	1,500 million	956 million
Manufacturing process technology	28 nm	55 nm
Texture fill rate	37.00	20.00
Floating-point performance	1,184 gflops	800.0 gflops

Form factor & compatibility

Information on Radeon R9 M275 and Mobility Radeon HD 4850 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop size	large	large
Interface	PCIe 3.0 x16	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	GDDR5	GDDR3
Maximum RAM amount	4 GB	1 GB
Memory bus width	128 Bit	256 Bit
Memory clock speed	4500 MHz	850 MHz
Memory bandwidth	64 GB/s	54.4 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

API compatibility

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

DirectX	12 (11_1)	10.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.6	3.3
OpenCL	1.2	1.1
Vulkan	1.2.131	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

−70.8%

41
+70.8%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

6−7

no data

Full HD
Medium Preset

Assassin's Creed Odyssey	5−6	no data
Battlefield 5	5−6 +150%	2−3 −150%
Call of Duty: Modern Warfare	7−8	no data
Cyberpunk 2077	6−7	no data
Far Cry 5	5−6	no data
Far Cry New Dawn	8−9	no data
Forza Horizon 4	12−14	no data
Hitman 3	6−7	no data
Horizon Zero Dawn	18−20	no data
Red Dead Redemption 2	7−8	no data
Shadow of the Tomb Raider	12−14	no data
Watch Dogs: Legion	16−18	no data

Full HD
High Preset

Assassin's Creed Odyssey	5−6	no data
Battlefield 5	5−6 +150%	2−3 −150%
Call of Duty: Modern Warfare	7−8	no data
Cyberpunk 2077	6−7	no data
Far Cry 5	5−6	no data
Far Cry New Dawn	8−9	no data
Forza Horizon 4	12−14	no data
Hitman 3	6−7	no data
Horizon Zero Dawn	18−20	no data
Red Dead Redemption 2	7−8	no data
Shadow of the Tomb Raider	12−14	no data
The Witcher 3: Wild Hunt	7−8	no data
Watch Dogs: Legion	16−18	no data

Full HD
Ultra Preset

Assassin's Creed Odyssey	5−6	no data
Call of Duty: Modern Warfare	7−8	no data
Cyberpunk 2077	6−7	no data
Far Cry 5	5−6	no data
Forza Horizon 4	12−14	no data
Horizon Zero Dawn	18−20	no data
Shadow of the Tomb Raider	12−14	no data
The Witcher 3: Wild Hunt	7−8	no data
Watch Dogs: Legion	16−18	no data

Full HD
Epic Preset

Red Dead Redemption 2

7−8

no data

1440p
High Preset

Battlefield 5	5−6	no data
Far Cry New Dawn	3−4	no data

1440p
Ultra Preset

Assassin's Creed Odyssey	2−3	no data
Call of Duty: Modern Warfare	5−6	no data
Cyberpunk 2077	1−2	no data
Far Cry 5	4−5	no data
Forza Horizon 4	4−5	no data
Hitman 3	8−9	no data
Horizon Zero Dawn	7−8	no data
The Witcher 3: Wild Hunt	2−3	no data
Watch Dogs: Legion	1−2	0−1

1440p
Epic Preset

Red Dead Redemption 2

6−7

no data

4K
High Preset

Battlefield 5	1−2	0−1
Far Cry New Dawn	2−3	no data
Horizon Zero Dawn	3−4	no data

4K
Ultra Preset

Assassin's Creed Odyssey	2−3	no data
Assassin's Creed Valhalla	1−2	no data
Call of Duty: Modern Warfare	1−2	no data
Far Cry 5	1−2	no data
Forza Horizon 4	0−1	0−1
Horizon Zero Dawn	3−4	no data
Metro Exodus	5−6	no data
Watch Dogs: Legion	0−1	0−1