Radeon HD 7770 vs Pro 555X

Place in performance ranking	473	569
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.72	0.39
Architecture	Polaris (2016−2019)	GCN (2011−2017)
GPU code name	Polaris 21	Cape Verde
Market segment	Mobile workstation	Desktop
Release date	5 June 2017 (7 years ago)	15 February 2012 (12 years ago)
Launch price (MSRP)	no data	$129.99
Current price	$894	$300 (2.3x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

Pro 555X has 341% 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	768	640
Core clock speed	855 MHz	1000 MHz
Number of transistors	3,000 million	1,500 million
Manufacturing process technology	14 nm	28 nm
Power consumption (TDP)	no data	80 Watt
Texture fill rate	43.54	40.00

Form factor & compatibility

Information on Radeon Pro 555X and Radeon HD 7770 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). 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	no data
Interface	PCIe 3.0 x8	PCIe 3.0 x16
Length	no data	210 mm
Width	no data	2-slot
Supplementary power connectors	None	1x 6-pin

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	4 GB	2 GB
Memory bus width	128 Bit	128 Bit
Memory clock speed	5080 MHz	4500 MHz
Memory bandwidth	81.6 GB/s	72 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	1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity	no data	+
HDMI	no data	+

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync

no data

API compatibility

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

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

Pro 555X 8.38
+49.1%

HD 7770 5.62

Pro 555X outperforms HD 7770 by 49% based on our aggregate 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%

Pro 555X 3235
+49.1%

HD 7770 2170

Pro 555X outperforms HD 7770 by 49% 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	70−75 +48.9%	47 −48.9%
Full HD	75−80 +47.1%	51 −47.1%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

12−14

no data

Full HD
Medium Preset

Assassin's Creed Odyssey	16−18	no data
Assassin's Creed Valhalla	10−12	no data
Battlefield 5	24−27	no data
Call of Duty: Modern Warfare	16−18	no data
Cyberpunk 2077	12−14	no data
Far Cry 5	18−20	no data
Far Cry New Dawn	21−24	no data
Forza Horizon 4	40−45	no data
Hitman 3	16−18	no data
Horizon Zero Dawn	35−40	no data
Metro Exodus	24−27	no data
Red Dead Redemption 2	21−24	no data
Shadow of the Tomb Raider	24−27	no data
Watch Dogs: Legion	30−35	no data

Full HD
High Preset

Assassin's Creed Odyssey	16−18	no data
Assassin's Creed Valhalla	10−12	no data
Battlefield 5	24−27	no data
Call of Duty: Modern Warfare	16−18	no data
Cyberpunk 2077	12−14	no data
Far Cry 5	18−20	no data
Far Cry New Dawn	21−24	no data
Forza Horizon 4	40−45	no data
Hitman 3	16−18	no data
Horizon Zero Dawn	35−40	no data
Metro Exodus	24−27	no data
Red Dead Redemption 2	21−24	no data
Shadow of the Tomb Raider	24−27	no data
The Witcher 3: Wild Hunt	16−18	no data
Watch Dogs: Legion	30−35	no data

Full HD
Ultra Preset

Assassin's Creed Odyssey	16−18	no data
Assassin's Creed Valhalla	10−12	no data
Call of Duty: Modern Warfare	16−18	no data
Cyberpunk 2077	12−14	no data
Far Cry 5	18−20	no data
Forza Horizon 4	40−45	no data
Horizon Zero Dawn	35−40	no data
Shadow of the Tomb Raider	24−27	no data
The Witcher 3: Wild Hunt	16−18	no data
Watch Dogs: Legion	30−35	no data

Full HD
Epic Preset

Red Dead Redemption 2

21−24

no data

1440p
High Preset

Battlefield 5	16−18	no data
Far Cry New Dawn	12−14	no data

1440p
Ultra Preset

Assassin's Creed Odyssey	8−9	no data
Assassin's Creed Valhalla	4−5	no data
Call of Duty: Modern Warfare	10−11	no data
Cyberpunk 2077	4−5	no data
Far Cry 5	12−14	no data
Forza Horizon 4	14−16	no data
Hitman 3	12−14	no data
Horizon Zero Dawn	18−20	no data
Metro Exodus	10−12	no data
Shadow of the Tomb Raider	9−10	no data
The Witcher 3: Wild Hunt	8−9	no data
Watch Dogs: Legion	4−5	no data

1440p
Epic Preset

Red Dead Redemption 2

14−16

no data

4K
High Preset

Battlefield 5	7−8	no data
Far Cry New Dawn	6−7	no data
Hitman 3	4−5	no data
Horizon Zero Dawn	9−10	no data
Shadow of the Tomb Raider	4−5	no data
The Witcher 3: Wild Hunt	5−6	no data

4K
Ultra Preset

Assassin's Creed Odyssey	5−6	no data
Assassin's Creed Valhalla	4−5	no data
Call of Duty: Modern Warfare	4−5	no data
Cyberpunk 2077	1−2	no data
Far Cry 5	4−5	no data
Forza Horizon 4	10−11	no data
Horizon Zero Dawn	9−10	no data
Metro Exodus	9−10	no data
Watch Dogs: Legion	3−4	no data