GeForce4 MX 4000 vs Radeon HD 7970 GHz Edition

Primary details

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

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 1.0 (2012−2020)	Celsius (1999−2005)
GPU code name	Tahiti	NV18 A4
Market segment	Desktop	Desktop
Design	reference	no data
Release date	22 June 2012 (11 years ago)	14 December 2003 (20 years ago)
Launch price (MSRP)	$499	no data
Current price	$359 (0.7x MSRP)	$48

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	2048	no data
Core clock speed	no data	250 MHz
Boost clock speed	1050 MHz	no data
Number of transistors	4,313 million	29 million
Manufacturing process technology	28 nm	150 nm
Power consumption (TDP)	250 Watt	no data
Texture fill rate	134.4	1.000
Floating-point performance	4,301 gflops	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	PCIe 2.1 x16	no data
Interface	PCIe 3.0 x16	AGP 8x
Length	274 mm	168 mm
Width	2-slot	1-slot
Supplementary power connectors	1x 6-pin + 1x 8-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	DDR
Maximum RAM amount	3 GB	128 MB
Memory bus width	384 Bit	64 Bit
Memory clock speed	1500 MHz	332 MHz
Memory bandwidth	288 GB/s	2.656 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	1x DVI, 1x HDMI, 2x mini-DisplayPort	1x VGA
Eyefinity	1	no data
HDMI	+	no data
DisplayPort support	-	no data

Supported technologies

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

AppAcceleration	-	no data
CrossFire	1	no data
Enduro	-	no data
FreeSync	1	no data
HD3D	-	no data
PowerTune	-	no data
TrueAudio	-	no data
ZeroCore	-	no data

API compatibility

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

DirectX	DirectX® 11	8.0
Shader Model	5.1	no data
OpenGL	4.6	1.3
OpenCL	1.2	N/A
Vulkan	no data	N/A
Mantle	-	no data

Pros & cons summary

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Recency	22 June 2012	14 December 2003
Maximum RAM amount	3 GB	128 MB
Chip lithography	28 nm	150 nm

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