Radeon RX 7800 XT vs CMP 40HX

Place in the ranking	347	30
Place by popularity	not in top-100	40
Cost-effectiveness evaluation	15.80	66.69
Power efficiency	5.67	16.46
Architecture	Turing (2018−2022)	RDNA 3.0 (2022−2024)
GPU code name	TU106	Navi 32
Market segment	Workstation	Desktop
Release date	25 February 2021 (3 years ago)	25 August 2023 (1 year ago)
Launch price (MSRP)	$699	$499

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

RX 7800 XT has 322% better value for money than CMP 40HX.

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	2304	3840
Core clock speed	1470 MHz	1295 MHz
Boost clock speed	1650 MHz	2430 MHz
Number of transistors	10,800 million	28,100 million
Manufacturing process technology	12 nm	5 nm
Power consumption (TDP)	185 Watt	263 Watt
Texture fill rate	237.6	583.2
Floating-point processing power	7.603 TFLOPS	37.32 TFLOPS
ROPs	64	96
TMUs	144	240
Tensor Cores	288	no data
Ray Tracing Cores	36	60

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 4.0 x16
Length	229 mm	267 mm
Width	2-slot	2-slot
Supplementary power connectors	1x 8-pin	2x 8-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	GDDR6	GDDR6
Maximum RAM amount	8 GB	16 GB
Memory bus width	256 Bit	256 Bit
Memory clock speed	1750 MHz	2438 MHz
Memory bandwidth	448.0 GB/s	624.1 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 HDMI 2.1a, 3x DisplayPort 2.1
HDMI	-	+

API compatibility

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

DirectX	12 Ultimate (12_2)	12 Ultimate (12_2)
Shader Model	6.6	6.7
OpenGL	4.6	4.6
OpenCL	3.0	2.2
Vulkan	1.2	1.3
CUDA	7.5	-

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.

CMP 40HX 15.31

RX 7800 XT 63.14
+312%

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.

CMP 40HX 5900

RX 7800 XT 24340
+313%

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	50−55 −332%	216 +332%
1440p	27−30 −352%	122 +352%
4K	16−18 −338%	70 +338%

Cost per frame, $

1080p	13.98	2.31
1440p	25.89	4.09
4K	43.69	7.13

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

258

+0%

258

+0%

Full HD
Medium Preset

Assassin's Creed Odyssey	178 +0%	178 +0%
Assassin's Creed Valhalla	222 +0%	222 +0%
Battlefield 5	190−200 +0%	190−200 +0%
Call of Duty: Modern Warfare	110−120 +0%	110−120 +0%
Cyberpunk 2077	193 +0%	193 +0%
Far Cry 5	110−120 +0%	110−120 +0%
Far Cry New Dawn	150−160 +0%	150−160 +0%
Forza Horizon 4	230−240 +0%	230−240 +0%
Hitman 3	120−130 +0%	120−130 +0%
Horizon Zero Dawn	230−240 +0%	230−240 +0%
Metro Exodus	150−160 +0%	150−160 +0%
Red Dead Redemption 2	110−120 +0%	110−120 +0%
Shadow of the Tomb Raider	250−260 +0%	250−260 +0%
Watch Dogs: Legion	150−160 +0%	150−160 +0%

Full HD
High Preset

Assassin's Creed Odyssey	261 +0%	261 +0%
Assassin's Creed Valhalla	181 +0%	181 +0%
Battlefield 5	190−200 +0%	190−200 +0%
Call of Duty: Modern Warfare	110−120 +0%	110−120 +0%
Cyberpunk 2077	161 +0%	161 +0%
Far Cry 5	110−120 +0%	110−120 +0%
Far Cry New Dawn	150−160 +0%	150−160 +0%
Forza Horizon 4	230−240 +0%	230−240 +0%
Hitman 3	120−130 +0%	120−130 +0%
Horizon Zero Dawn	230−240 +0%	230−240 +0%
Metro Exodus	150−160 +0%	150−160 +0%
Red Dead Redemption 2	110−120 +0%	110−120 +0%
Shadow of the Tomb Raider	398 +0%	398 +0%
The Witcher 3: Wild Hunt	130−140 +0%	130−140 +0%
Watch Dogs: Legion	150−160 +0%	150−160 +0%

Full HD
Ultra Preset

Assassin's Creed Odyssey	130 +0%	130 +0%
Assassin's Creed Valhalla	158 +0%	158 +0%
Call of Duty: Modern Warfare	110−120 +0%	110−120 +0%
Cyberpunk 2077	148 +0%	148 +0%
Far Cry 5	110−120 +0%	110−120 +0%
Forza Horizon 4	222 +0%	222 +0%
Hitman 3	120−130 +0%	120−130 +0%
Horizon Zero Dawn	274 +0%	274 +0%
Shadow of the Tomb Raider	340 +0%	340 +0%
The Witcher 3: Wild Hunt	200 +0%	200 +0%
Watch Dogs: Legion	145 +0%	145 +0%

Full HD
Epic Preset

Red Dead Redemption 2

110−120

+0%

110−120

+0%

1440p
High Preset

Battlefield 5	140−150 +0%	140−150 +0%
Far Cry New Dawn	95−100 +0%	95−100 +0%

1440p
Ultra Preset

Assassin's Creed Odyssey	119 +0%	119 +0%
Assassin's Creed Valhalla	124 +0%	124 +0%
Call of Duty: Modern Warfare	70−75 +0%	70−75 +0%
Cyberpunk 2077	97 +0%	97 +0%
Far Cry 5	70−75 +0%	70−75 +0%
Forza Horizon 4	270−280 +0%	270−280 +0%
Hitman 3	90−95 +0%	90−95 +0%
Horizon Zero Dawn	217 +0%	217 +0%
Metro Exodus	148 +0%	148 +0%
Shadow of the Tomb Raider	243 +0%	243 +0%
The Witcher 3: Wild Hunt	147 +0%	147 +0%
Watch Dogs: Legion	230−240 +0%	230−240 +0%

1440p
Epic Preset

Red Dead Redemption 2

100−110

+0%

100−110

+0%

4K
High Preset

Battlefield 5	70−75 +0%	70−75 +0%
Far Cry New Dawn	60−65 +0%	60−65 +0%
Hitman 3	50−55 +0%	50−55 +0%
Horizon Zero Dawn	220−230 +0%	220−230 +0%
Metro Exodus	90−95 +0%	90−95 +0%
The Witcher 3: Wild Hunt	118 +0%	118 +0%

4K
Ultra Preset

Assassin's Creed Odyssey	89 +0%	89 +0%
Assassin's Creed Valhalla	72 +0%	72 +0%
Call of Duty: Modern Warfare	45−50 +0%	45−50 +0%
Cyberpunk 2077	44 +0%	44 +0%
Far Cry 5	40−45 +0%	40−45 +0%
Forza Horizon 4	164 +0%	164 +0%
Shadow of the Tomb Raider	130 +0%	130 +0%
Watch Dogs: Legion	67 +0%	67 +0%

4K
Epic Preset

Red Dead Redemption 2

60−65

+0%

60−65

+0%

This is how CMP 40HX and RX 7800 XT compete in popular games:

RX 7800 XT is 332% faster in 1080p
RX 7800 XT is 352% faster in 1440p
RX 7800 XT is 338% faster in 4K

All in all, in popular games:

there's a draw in 72 tests (100%)

Pros & cons summary

Performance score	15.31	63.14
Recency	25 February 2021	25 August 2023
Maximum RAM amount	8 GB	16 GB
Chip lithography	12 nm	5 nm
Power consumption (TDP)	185 Watt	263 Watt

CMP 40HX has 42.2% lower power consumption.

RX 7800 XT, on the other hand, has a 312.4% higher aggregate performance score, an age advantage of 2 years, a 100% higher maximum VRAM amount, and a 140% more advanced lithography process.

The Radeon RX 7800 XT is our recommended choice as it beats the CMP 40HX in performance tests.

Be aware that CMP 40HX is a workstation graphics card while Radeon RX 7800 XT is a desktop one.

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