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Using a GTX Titan X, which has 12 GB of VRAM, we tested the game's memory usage.
As you can see, the game uses a ton of video memory, which is in line with what we've seen from previous Call of Duty titles.
However, as the performance results in the next section show, even cards with less VRAM have no problems delivering a good framerate,
so it's probably just the engine trying to fill up video memory as much as possible, even with assets that might not be needed at all.
Call of Duty Infinite Warfare is the latest installment in the record-breaking franchise. We took a closer look at the game's performance using a wide spectrum of graphics cards and also tested its video memory usage.
Conclusion
VRAM usage of Call of Duty Infinite Warfare is a curiosity.
In the past, we've seen excessive video memory usage from Call of Duty and Infinite Warfare is no exception.
Despite showing video RAM usage of up to 8 GB,
cards like the GTX 1060 3 GB or RX 470 4 GB are delivering framerates that fall in line with their expected shading performance.
This is definitely good news for people who - for economical reasons - bought cards with smaller memory amounts.
Last edited by AKK_K; 1 Dec 2016, 13:12:12.
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Deus Ex Mankind Divided ในส่วน Texture ปรับแต่งได้ 5 ระดับ
คือ Low / Medium / High / Very High / Ultra
ตั้งแต่ Very High ตัวเกมแนะนำว่าควรมี VRAM มากกว่า 4GB
แต่เกมมีการ Update มาจนถึงจุดที่เรียกว่าดีพอสมควร
และประสิทธิภาพของ Nvidia ดีขึ้นกว่า day 1 ~ 30-40%
มาดูผลการทดสอบที่ Very High Texture
Deus Ex Mankind Divided 1080p Very High Texture / All High/On GTX 960 2GB Single
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CPU Update
The "Zen" Core Architecture
ี่นี่ก็เป็น 1 core นะครับ
1 core จะมี 4 Interger Unit + 2 Floating Point Unit และที่สำคัญ 2 Thread / Core
Here's Zen's high-level core diagram. There are several significant differences compared with AMD's older Bulldozer core,
including the addition of an op cache, a micro-op queue, and a larger number of integer pipelines per core.

Execution, Load/Store, INT and FP Scheduling
The execution of micro-ops get filters into the Integer (INT) and Floating Point (FP) parts of the core,
which each have different pipes and execution ports.
First up is the Integer pipe which affords a 168-entry register file which forwards into four arithmetic logic units and two address generation units.
This allows the core to schedule six micro-ops/cycle, and each execution port has its own 14-entry schedule queue.
Last edited by AKK_K; 9 Dec 2016, 17:54:16.
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2 Thread / Core
AMD moved to an SMT (Simultaneous Multi-Threading) design with Zen,
as opposed to its old clustered multithreading technique that aimed to keep all of the structures fully available to increase single-threaded performance.

Simultaneous MultiThreading (SMT)
Last edited by AKK_K; 10 Dec 2016, 14:38:26.
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ZEN CPU Complex
Where Bulldozer used the concept of a CPU module (defined as a pair of cores that shared resources), Zen uses complexes.
AMD arranged the CPU complex (CCX) into four cores connected to a centralized 16-way associative 8MB L3 cache
that it split into four slices. All of the cores can access the entire pool of L3 cache (purportedly with the same average latency).
Last edited by AKK_K; 10 Dec 2016, 14:35:33.
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ZEN Cache architecture
AMD has stated that L1 and L2 bandwidth is nearly 2x Excavator while L3 bandwidth is supposedly 5x higher.
These changes should keep the core fed and support higher performance.
The L1 cache is write-back instead of write-through that's a significant change that should improve performance
and reduce cache contention
(Bulldozer?s write-through cache meant that L1 performance could be constrained by L2 cache write speed in some cases).
Last edited by AKK_K; 9 Dec 2016, 14:28:10.
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