GeForce4 MX 420 PCI vs Radeon R9 370X

Primary details

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

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 1.0 (2011−2020)	Celsius (1999−2005)
GPU code name	Trinidad	NV17 A3
Market segment	Desktop	Desktop
Release date	27 August 2015 (9 years ago)	6 February 2002 (22 years ago)
Launch price (MSRP)	$199	no data

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	1280	no data
Core clock speed	980 MHz	250 MHz
Boost clock speed	1030 MHz	no data
Number of transistors	2,800 million	29 million
Manufacturing process technology	28 nm	150 nm
Power consumption (TDP)	180 Watt	no data
Texture fill rate	82.40	1.000
Floating-point processing power	2.637 TFLOPS	no data
ROPs	32	2
TMUs	80	4

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	PCI
Length	221 mm	no data
Width	2-slot	1-slot
Supplementary power connectors	2x 6-pin	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	SDR
Maximum RAM amount	2 GB	64 MB
Memory bus width	256 Bit	64 Bit
Memory clock speed	1400 MHz	166 MHz
Memory bandwidth	179.2 GB/s	1.328 GB/s

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	2x DVI, 1x HDMI, 1x DisplayPort	1x VGA, 1x S-Video
HDMI	+	-

API compatibility

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

DirectX	12 (11_1)	8.0
Shader Model	5.1	no data
OpenGL	4.6	1.3
OpenCL	1.2	N/A
Vulkan	1.2.131	N/A

Pros & cons summary

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Recency	27 August 2015	6 February 2002
Maximum RAM amount	2 GB	64 MB
Chip lithography	28 nm	150 nm

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