AMD Radeon R7 A265 vs NVIDIA GeForce4 Ti 4800

Table of Contents

Graphics Processor

GPU model Opal NV28
GPU variant Opal XT NV28M A1
Architecture GCN 1.0 Kelvin
Foundry TSMC TSMC
Manufacturing process 28 nm 150 nm
Number of transistors 950 million 36 million
Die size 77 mm² 101 mm²

Mobile graphics

Release date Jan 9th, 2014 —
Generation All-In-One (Rx 200) —
Production End-of-life —
Interface PCIe 3.0 x8 —

Clocks

Base clock 725 MHz —
Boost clock 825 MHz —
Memory clock 900 MHz 1800 Mbps effective 325 MHz 650 Mbps effective
GPU clock — 300 MHz

Memory Configuration

Memory size 2 GB 128 MB
Memory type DDR3 DDR
Memory bus width 128 bit 128 bit
Bandwidth 28.80 GB/s 10.40 GB/s

Render Configuration

Shading units 384 —
TMUs 24 8
ROPs 8 4
Compute units 6 —
Cache L1 16 KB (per CU) —
Cache L2 256 KB —
Pixel shaders — 4
Vertex shaders — 2

Performance

Pixel rate 6.600 GPixel/s 1.200 GPixel/s
Texture rate 19.80 GTexel/s 2.400 GTexel/s
FP32 (float) performance 633.6 GFLOPS —
FP64 (double) performance 39.60 GFLOPS (1:16) —
Vertex rate — 150.0 MVertices/s

Dimensions & Outputs

TDP unknown unknown
Outputs No outputs 1x DVI1x VGA1x S-Video
Slot width — Single-slot
Length — 216 mm 8.5 inches
Suggested PSU — 200 W
Power connectors — None

API Support & Features

DirectX 12 (11_1) 8.1
OpenGL 4.6 1.5
OpenCL 1.2 —
Vulkan 1.2 —
Shader model 5.1 —
Pixel shader — 1.3
Vertex shader — 1.1

Other Features

Graphics Card

Release date — Mar 15th, 2003
Generation — GeForce 4 Ti
Production — End-of-life
Interface — AGP 8x
Predecessor — GeForce 4 MX
Successor — GeForce FX

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