Radeon RX 550X vs HD 7770

Place in performance ranking	566	559
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	0.38	2.34
Architecture	GCN (2011−2017)	GCN 4.0 (2016−2020)
GPU code name	Cape Verde	Lexa
Market segment	Desktop	Desktop
Release date	15 February 2012 (12 years ago)	16 December 2018 (5 years ago)
Launch price (MSRP)	$129.99	no data
Current price	$300 (2.3x MSRP)	$259

Cost-Effectiveness Evaluation

Performance to price ratio. The higher, the better.

RX 550X has 516% better value for money than HD 7770.

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	512
Core clock speed	1000 MHz	1100 MHz
Boost clock speed	no data	1183 MHz
Number of transistors	1,500 million	2,200 million
Manufacturing process technology	28 nm	14 nm
Power consumption (TDP)	80 Watt	50 Watt
Texture fill rate	40.00	37.86
Floating-point performance	no data	1,211 gflops

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 3.0 x16	PCIe 3.0 x8
Length	210 mm	145 mm
Width	2-slot	2-slot
Supplementary power connectors	1x 6-pin	None

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	GDDR5
Maximum RAM amount	2 GB	4 GB
Memory bus width	128 Bit	128 Bit
Memory clock speed	4500 MHz	6000 MHz
Memory bandwidth	72 GB/s	96 GB/s
Shared memory	-	no data

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	1x DVI, 1x HDMI, 2x mini-DisplayPort	1x DVI, 1x HDMI, 1x DisplayPort
Eyefinity	+	no data
HDMI	+	+

API Compatibility

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

DirectX	12 (11_1)	12 (12_0)
Shader Model	5.1	6.4
OpenGL	4.6	4.6
OpenCL	1.2	2.0
Vulkan	1.2.131	1.2.131

Synthetic benchmark performance

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

Combined synthetic benchmark score

This is our combined benchmark performance 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 7770 5.60

RX 550X 5.82
+3.9%

RX 550X outperforms HD 7770 by 4% based on our aggregated benchmark results.

Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. 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.

Benchmark coverage: 25%

HD 7770 2168

RX 550X 2252
+3.9%

RX 550X outperforms HD 7770 by 4% in Passmark.

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:

900p	47 +4.4%	45−50 −4.4%
Full HD	47 +4.4%	45−50 −4.4%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

9−10

+0%

9−10
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	10−12 +10%	10−11 −10%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Battlefield 5	16−18 +6.3%	16−18 −6.3%
Call of Duty: Modern Warfare	16−18 +6.3%	16−18 −6.3%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +0%	12−14 +0%
Far Cry New Dawn	12−14 +8.3%	12−14 −8.3%
Forza Horizon 4	18−20 +0%	18−20 +0%
Hitman 3	12−14 +8.3%	12−14 −8.3%
Horizon Zero Dawn	10−12 +10%	10−11 −10%
Red Dead Redemption 2	10−11 +0%	10−11 +0%
Shadow of the Tomb Raider	14−16 +0%	14−16 +0%
Watch Dogs: Legion	8−9 +0%	8−9 +0%

Full HD
High Preset

Assassin's Creed Odyssey	10−12 +10%	10−11 −10%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Battlefield 5	16−18 +6.3%	16−18 −6.3%
Call of Duty: Modern Warfare	16−18 +6.3%	16−18 −6.3%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +0%	12−14 +0%
Far Cry New Dawn	12−14 +8.3%	12−14 −8.3%
Forza Horizon 4	18−20 +0%	18−20 +0%
Hitman 3	12−14 +8.3%	12−14 −8.3%
Horizon Zero Dawn	10−12 +10%	10−11 −10%
Metro Exodus	8−9 +0%	8−9 +0%
Red Dead Redemption 2	10−11 +0%	10−11 +0%
Shadow of the Tomb Raider	14−16 +0%	14−16 +0%
The Witcher 3: Wild Hunt	12−14 +0%	12−14 +0%
Watch Dogs: Legion	8−9 +0%	8−9 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	10−12 +10%	10−11 −10%
Assassin's Creed Valhalla	6−7 +0%	6−7 +0%
Battlefield 5	16−18 +6.3%	16−18 −6.3%
Cyberpunk 2077	9−10 +0%	9−10 +0%
Far Cry 5	12−14 +0%	12−14 +0%
Far Cry New Dawn	12−14 +8.3%	12−14 −8.3%
Forza Horizon 4	18−20 +0%	18−20 +0%
The Witcher 3: Wild Hunt	12−14 +0%	12−14 +0%
Watch Dogs: Legion	8−9 +0%	8−9 +0%

1440p
High Preset

Call of Duty: Modern Warfare	9−10 +0%	9−10 +0%
Hitman 3	9−10 +0%	9−10 +0%
Horizon Zero Dawn	12−14 +0%	12−14 +0%
Metro Exodus	4−5 +0%	4−5 +0%
Red Dead Redemption 2	3−4 +0%	3−4 +0%
Shadow of the Tomb Raider	9−10 +0%	9−10 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	4−5 +0%	4−5 +0%
Assassin's Creed Valhalla	0−1	0−1
Battlefield 5	2−3 +0%	2−3 +0%
Cyberpunk 2077	3−4 +0%	3−4 +0%
Far Cry 5	9−10 +0%	9−10 +0%
Far Cry New Dawn	6−7 +0%	6−7 +0%
Forza Horizon 4	8−9 +0%	8−9 +0%
The Witcher 3: Wild Hunt	5−6 +0%	5−6 +0%
Watch Dogs: Legion	1−2 +0%	1−2 +0%

4K
High Preset

Call of Duty: Modern Warfare	4−5 +0%	4−5 +0%
Hitman 3	5−6 +0%	5−6 +0%
Horizon Zero Dawn	8−9 +0%	8−9 +0%
Metro Exodus	0−1	0−1
Red Dead Redemption 2	3−4 +0%	3−4 +0%
Shadow of the Tomb Raider	2−3 +0%	2−3 +0%
The Witcher 3: Wild Hunt	2−3 +0%	2−3 +0%

4K
Ultra Preset

Assassin's Creed Odyssey	3−4 +0%	3−4 +0%
Assassin's Creed Valhalla	2−3 +0%	2−3 +0%
Battlefield 5	1−2 +0%	1−2 +0%
Cyberpunk 2077	0−1	0−1
Far Cry 5	5−6 +0%	5−6 +0%
Far Cry New Dawn	8−9 +0%	8−9 +0%
Forza Horizon 4	4−5 +0%	4−5 +0%
Watch Dogs: Legion	1−2 +0%	1−2 +0%

This is how HD 7770 and RX 550X compete in popular games:

HD 7770 is 4.4% faster than RX 550X in 900p
HD 7770 is 4.4% faster than RX 550X in 1080p

Pros & Cons Summary

Performance score	5.60	5.82
Recency	15 February 2012	16 December 2018
Maximum RAM amount	2 GB	4 GB
Chip lithography	28 nm	14 nm
Power consumption (TDP)	80 Watt	50 Watt