ATI Rage 128 VR PCI vs Radeon RX 640

Primary details

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

Place in the ranking	667	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	8.15	no data
Architecture	GCN 4.0 (2016−2020)	Rage 4 (1998−1999)
GPU code name	Polaris 23	Rage 4
Market segment	Laptop	Desktop
Release date	13 May 2019 (7 years ago)	1 August 1998 (27 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	640	no data
Core clock speed	1082 MHz	80 MHz
Boost clock speed	1218 MHz	no data
Number of transistors	2,200 million	8 million
Manufacturing process technology	14 nm	250 nm
Power consumption (TDP)	50 Watt	no data
Texture fill rate	48.72	0.16
Floating-point processing power	1.559 TFLOPS	no data
ROPs	16	2
TMUs	40	2
L1 Cache	160 KB	no data
L2 Cache	512 KB	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).

Laptop size	large	no data
Interface	PCIe 3.0 x8	PCI
Width	no data	1-slot
Supplementary power connectors	None	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	DDR
Maximum RAM amount	2 GB	32 MB
Memory bus width	64 Bit	64 Bit
Memory clock speed	1500 MHz	125 MHz
Memory bandwidth	48 GB/s	2 GB/s
Shared memory	-	no data

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors

No outputs

1x VGA

Supported technologies

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

FreeSync

+

-

API and SDK support

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

DirectX	12 (12_0)	6.0
Shader Model	6.4	no data
OpenGL	4.6	1.2
OpenCL	2.0	N/A
Vulkan	1.2.131	N/A

Pros & cons summary

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Recency	13 May 2019	1 August 1998
Maximum RAM amount	2 GB	32 MB
Chip lithography	14 nm	250 nm