ATI Radeon HD 4650 vs HD 7450M

Place in the ranking	1126	1192
Place by popularity	not in top-100	not in top-100
Power efficiency	8.41	0.89
Architecture	TeraScale 2 (2009−2015)	TeraScale (2005−2013)
GPU code name	Seymour	RV730
Market segment	Laptop	Desktop
Release date	7 January 2012 (12 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	160	320
Core clock speed	700 MHz	600 MHz
Number of transistors	370 million	514 million
Manufacturing process technology	40 nm	55 nm
Power consumption (TDP)	7 Watt	48 Watt
Texture fill rate	5.600	19.20
Floating-point processing power	0.224 TFLOPS	0.384 TFLOPS
ROPs	4	8
TMUs	8	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).

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	DDR3	GDDR3
Maximum RAM amount	1 GB	256 MB
Memory bus width	64 Bit	128 Bit
Memory clock speed	900 MHz	700 MHz
Memory bandwidth	14.4 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	11.2 (11_0)	10.1 (10_1)
Shader Model	5.0	4.1
OpenGL	4.4	3.3
OpenCL	1.2	1.1
Vulkan	N/A	N/A

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7450M 0.85
+37.1%

ATI HD 4650 0.62

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

HD 7450M 329
+38.2%

ATI HD 4650 238

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	5−6 +66.7%	3−4 −66.7%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Far Cry 5	0−1	0−1
Far Cry New Dawn	2−3 +100%	1−2 −100%
Hitman 3	5−6 +66.7%	3−4 −66.7%
Horizon Zero Dawn	12−14 +50%	8−9 −50%
Red Dead Redemption 2	1−2	0−1
Shadow of the Tomb Raider	7−8 +40%	5−6 −40%
Watch Dogs: Legion	30−35 +47.6%	21−24 −47.6%

Full HD
High Preset

Assassin's Creed Odyssey	5−6 +66.7%	3−4 −66.7%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Far Cry 5	0−1	0−1
Far Cry New Dawn	2−3 +100%	1−2 −100%
Hitman 3	5−6 +66.7%	3−4 −66.7%
Horizon Zero Dawn	12−14 +50%	8−9 −50%
Red Dead Redemption 2	1−2	0−1
Shadow of the Tomb Raider	7−8 +40%	5−6 −40%
The Witcher 3: Wild Hunt	10−11 +42.9%	7−8 −42.9%
Watch Dogs: Legion	30−35 +47.6%	21−24 −47.6%

Full HD
Ultra Preset

Assassin's Creed Odyssey	5−6 +66.7%	3−4 −66.7%
Call of Duty: Modern Warfare	3−4 +50%	2−3 −50%
Cyberpunk 2077	3−4 +50%	2−3 −50%
Far Cry 5	0−1	0−1
Hitman 3	5−6 +66.7%	3−4 −66.7%
Horizon Zero Dawn	12−14 +50%	8−9 −50%
Shadow of the Tomb Raider	7−8 +40%	5−6 −40%
The Witcher 3: Wild Hunt	10−11 +42.9%	7−8 −42.9%
Watch Dogs: Legion	30−35 +47.6%	21−24 −47.6%

Full HD
Epic Preset

Red Dead Redemption 2

1−2

0−1

1440p
High Preset

Battlefield 5	0−1	0−1
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	7−8 +40%	5−6 −40%
Horizon Zero Dawn	4−5 +100%	2−3 −100%
The Witcher 3: Wild Hunt	0−1	0−1
Watch Dogs: Legion	3−4 +50%	2−3 −50%

1440p
Epic Preset

Red Dead Redemption 2

3−4
+50%

2−3

−50%

4K
High Preset

Far Cry New Dawn

0−1

4K
Ultra Preset

Assassin's Creed Odyssey	1−2	0−1
Assassin's Creed Valhalla	0−1	0−1
Far Cry 5	0−1	0−1

4K
Epic Preset

Red Dead Redemption 2

2−3
+100%

1−2

−100%

Pros & cons summary

Performance score	0.85	0.62
Recency	7 January 2012	10 September 2008
Maximum RAM amount	1 GB	256 MB
Chip lithography	40 nm	55 nm
Power consumption (TDP)	7 Watt	48 Watt

HD 7450M has a 37.1% higher aggregate performance score, an age advantage of 3 years, a 300% higher maximum VRAM amount, a 37.5% more advanced lithography process, and 585.7% lower power consumption.

The Radeon HD 7450M is our recommended choice as it beats the Radeon HD 4650 in performance tests.

Be aware that Radeon HD 7450M is a notebook card while Radeon HD 4650 is a desktop one.

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