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GPU Comparison
AMD Radeon RX 480 vs ATI Radeon HD 2900 GT
AMD Radeon RX 480 vs ATI Radeon HD 2900 GT
VS
AMD Radeon RX 480
ATI Radeon HD 2900 GT
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 480 and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 480 's Advantages
Released 8 years and 7 months late
Boost Clock1266MHz
Larger VRAM bandwidth (256.0GB/s vs 51.20GB/s)
2064 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 480
+1925%
5.834 TFLOPS
Radeon HD 2900 GT
0.288 TFLOPS
Radeon RX 480
VS
Radeon HD 2900 GT
Graphics Card
Jun 2016
Release Date
Nov 2007
Arctic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
1120 MHz
Base Clock
-
1266 MHz
Boost Clock
-
2000 MHz
Memory Clock
800 MHz
Memory
8GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
256.0GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
36
Compute Units
3
2304
Shading Units
240
144
TMUs
12
32
ROPs
12
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
2 MB
L2 Cache
128 KB
Theoretical Performance
40.51 GPixel/s
Pixel Rate
7.212 GPixel/s
182.3 GTexel/s
Texture Rate
7.212 GTexel/s
5.834 TFLOPS
FP16 (half)
-
5.834 TFLOPS
FP32 (float)
288.5 GFLOPS
364.6 GFLOPS
FP64 (double)
-
Graphics Processor
Ellesmere
GPU Name
R600
Polaris 10 XT (215-0876184)
GPU Variant
R600 GT (215RGFDKA13FG)
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
80 nm
5.7 billion
Transistors
0.72 billion
232 mm²
Die Size
420 mm²
Board Design
150W
TDP
150W
450 W
Suggested PSU
450 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
1x 6-pin
Power Connectors
1x 8-pin
Graphics Features
12 (12_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full) 4.0 (partial)
2.1
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
4.0
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