ATI Mobility Radeon X1800 XT vs GeForce GT 620

Primary details

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

Place in the ranking	1170	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.02	no data
Power efficiency	1.45	no data
Architecture	Fermi (2010−2014)	R500 (2005−2007)
GPU code name	GF108	M58
Market segment	Desktop	Laptop
Release date	15 May 2012 (13 years ago)	1 March 2006 (19 years ago)
Launch price (MSRP)	$39.99	no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

Performance to price scatter graph

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	96	no data
Core clock speed	700 MHz	550 MHz
Number of transistors	585 million	321 million
Manufacturing process technology	40 nm	90 nm
Power consumption (TDP)	49 Watt	no data
Maximum GPU temperature	98 °C	no data
Texture fill rate	11.20	8.800
Floating-point processing power	0.2688 TFLOPS	no data
ROPs	4	16
TMUs	16	16
L1 Cache	128 KB	no data
L2 Cache	128 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).

Bus support	PCI Express 2.0	no data
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length	145 mm	no data
Height	2.7" (6.9 cm)	no data
Width	1-slot	no data
Supplementary power connectors	None	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	DDR3	GDDR3
Maximum RAM amount	1 GB	256 MB
Memory bus width	64 Bit	256 Bit
Memory clock speed	1.8 GB/s	650 MHz
Memory bandwidth	14.4 GB/s	41.6 GB/s

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	Dual Link DVI-I, HDMI, VGA	No outputs
Multi monitor support	+	no data
HDMI	+	-
HDCP	+	-
Maximum VGA resolution	2048x1536	no data
Audio input for HDMI	Internal	no data

Supported technologies

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

3D Blu-Ray

+

-

API and SDK support

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

DirectX	12 (11_0)	9.0c (9_3)
Shader Model	5.1	3.0
OpenGL	4.2	2.0
OpenCL	1.1	N/A
Vulkan	N/A	N/A
CUDA	+	-

Pros & cons summary

---

Recency	15 May 2012	1 March 2006
Maximum RAM amount	1 GB	256 MB
Chip lithography	40 nm	90 nm

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.

---