Radeon R9 390X2 vs GeForce RTX 4080

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	3	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	28.97	no data
Power efficiency	19.53	no data
Architecture	Ada Lovelace (2022−2024)	GCN (2012−2015)
GPU code name	AD103	no data
Market segment	Desktop	Desktop
Release date	20 September 2022 (2 years ago)	no data (2024 years ago)
Launch price (MSRP)	$1,199	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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	9728	2
Core clock speed	2205 MHz	no data
Boost clock speed	2505 MHz	1000 MHz
Number of transistors	45,900 million	no data
Manufacturing process technology	5 nm	no data
Power consumption (TDP)	320 Watt	no data
Texture fill rate	761.5	no data
Floating-point processing power	48.74 TFLOPS	no data
ROPs	112	no data
TMUs	304	no data
Tensor Cores	304	no data
Ray Tracing Cores	76	no data

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 4.0 x16	no data
Length	310 mm	no data
Width	3-slot	no data
Supplementary power connectors	1x 16-pin	no data

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	GDDR6X	512
Maximum RAM amount	16 GB	no data
Memory bus width	256 Bit	5400 Bit
Memory clock speed	1400 MHz	no data
Memory bandwidth	716.8 GB/s	no data
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 HDMI 2.1, 3x DisplayPort 1.4a	no data
HDMI	+	-

API compatibility

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

DirectX	12 Ultimate (12_2)	GDDR5
Shader Model	6.7	no data
OpenGL	4.6	no data
OpenCL	3.0	no data
Vulkan	1.3	-
CUDA	8.9	-

Pros & cons summary

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

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