Home GPU Comparison AMD Radeon HD 8970 OEM vs ATI Radeon HD 3450

AMD Radeon HD 8970 OEM vs ATI Radeon HD 3450

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8970 OEM and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8970 OEM 's Advantages
Released 5 years and 1 months late
Larger VRAM bandwidth (264.0GB/s vs 8.000GB/s)
2008 additional rendering cores
ATI Radeon HD 3450 's Advantages
Lower TDP (25W vs 250W)

Score

Benchmark

FP32 (float)
Radeon HD 8970 OEM +7793%
3.789 TFLOPS
Radeon HD 3450
0.048 TFLOPS
VS

Graphics Card

Jan 2013
Release Date
Dec 2007
Sea Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
500 MHz

Memory

3GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
64bit
264.0GB/s
Bandwidth
8.000GB/s

Render Config

-
SM Count
-
32
Compute Units
2
2048
Shading Units
40
128
TMUs
4
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
64 KB

Theoretical Performance

29.60 GPixel/s
Pixel Rate
2.400 GPixel/s
118.4 GTexel/s
Texture Rate
2.400 GTexel/s
-
FP16 (half)
-
3.789 TFLOPS
FP32 (float)
48.00 GFLOPS
947.2 GFLOPS
FP64 (double)
-

Graphics Processor

Tahiti
GPU Name
RV620
Tahiti XT (215-0821060)
GPU Variant
RV620 LE
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.181 billion
352 mm²
Die Size
67 mm²

Board Design

250W
TDP
25W
600 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x VGA 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Features

12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1

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